src/chrome/browser/profiles/profile_info_cache.cc

   1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/profiles/profile_info_cache.h"
   6
   7 #include "base/bind.h"
   8 #include "base/files/file_util.h"
   9 #include "base/i18n/case_conversion.h"
  10 #include "base/logging.h"
  11 #include "base/memory/scoped_ptr.h"
  12 #include "base/prefs/pref_registry_simple.h"
  13 #include "base/prefs/pref_service.h"
  14 #include "base/prefs/scoped_user_pref_update.h"
  15 #include "base/rand_util.h"
  16 #include "base/stl_util.h"
  17 #include "base/strings/string_number_conversions.h"
  18 #include "base/strings/string_piece.h"
  19 #include "base/strings/utf_string_conversions.h"
  20 #include "base/values.h"
  21 #include "chrome/browser/browser_process.h"
  22 #include "chrome/browser/chrome_notification_types.h"
  23 #include "chrome/browser/profiles/profile_avatar_downloader.h"
  24 #include "chrome/browser/profiles/profile_avatar_icon_util.h"
  25 #include "chrome/browser/profiles/profiles_state.h"
  26 #include "chrome/common/pref_names.h"
  27 #include "chrome/grit/generated_resources.h"
  28 #include "components/signin/core/common/profile_management_switches.h"
  29 #include "content/public/browser/browser_thread.h"
  30 #include "content/public/browser/notification_service.h"
  31 #include "ui/base/l10n/l10n_util.h"
  32 #include "ui/base/resource/resource_bundle.h"
  33 #include "ui/gfx/image/image.h"
  34 #include "ui/gfx/image/image_util.h"
  35
  36 using content::BrowserThread;
  37
  38 namespace {
  39
  40 const char kNameKey[] = "name";
  41 const char kShortcutNameKey[] = "shortcut_name";
  42 const char kGAIANameKey[] = "gaia_name";
  43 const char kGAIAGivenNameKey[] = "gaia_given_name";
  44 const char kUserNameKey[] = "user_name";
  45 const char kIsUsingDefaultNameKey[] = "is_using_default_name";
  46 const char kIsUsingDefaultAvatarKey[] = "is_using_default_avatar";
  47 const char kAvatarIconKey[] = "avatar_icon";
  48 const char kAuthCredentialsKey[] = "local_auth_credentials";
  49 const char kUseGAIAPictureKey[] = "use_gaia_picture";
  50 const char kBackgroundAppsKey[] = "background_apps";
  51 const char kGAIAPictureFileNameKey[] = "gaia_picture_file_name";
  52 const char kIsOmittedFromProfileListKey[] = "is_omitted_from_profile_list";
  53 const char kSigninRequiredKey[] = "signin_required";
  54 const char kSupervisedUserId[] = "managed_user_id";
  55 const char kProfileIsEphemeral[] = "is_ephemeral";
  56 const char kActiveTimeKey[] = "active_time";
  57
  58 // First eight are generic icons, which use IDS_NUMBERED_PROFILE_NAME.
  59 const int kDefaultNames[] = {
  60   IDS_DEFAULT_AVATAR_NAME_8,
  61   IDS_DEFAULT_AVATAR_NAME_9,
  62   IDS_DEFAULT_AVATAR_NAME_10,
  63   IDS_DEFAULT_AVATAR_NAME_11,
  64   IDS_DEFAULT_AVATAR_NAME_12,
  65   IDS_DEFAULT_AVATAR_NAME_13,
  66   IDS_DEFAULT_AVATAR_NAME_14,
  67   IDS_DEFAULT_AVATAR_NAME_15,
  68   IDS_DEFAULT_AVATAR_NAME_16,
  69   IDS_DEFAULT_AVATAR_NAME_17,
  70   IDS_DEFAULT_AVATAR_NAME_18,
  71   IDS_DEFAULT_AVATAR_NAME_19,
  72   IDS_DEFAULT_AVATAR_NAME_20,
  73   IDS_DEFAULT_AVATAR_NAME_21,
  74   IDS_DEFAULT_AVATAR_NAME_22,
  75   IDS_DEFAULT_AVATAR_NAME_23,
  76   IDS_DEFAULT_AVATAR_NAME_24,
  77   IDS_DEFAULT_AVATAR_NAME_25,
  78   IDS_DEFAULT_AVATAR_NAME_26
  79 };
  80
  81 typedef std::vector<unsigned char> ImageData;
  82
  83 // Writes |data| to disk and takes ownership of the pointer. On successful
  84 // completion, it runs |callback|.
  85 void SaveBitmap(scoped_ptr<ImageData> data,
  86                 const base::FilePath& image_path,
  87                 const base::Closure& callback) {
  88   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
  89
  90   // Make sure the destination directory exists.
  91   base::FilePath dir = image_path.DirName();
  92   if (!base::DirectoryExists(dir) && !base::CreateDirectory(dir)) {
  93     LOG(ERROR) << "Failed to create parent directory.";
  94     return;
  95   }
  96
  97   if (base::WriteFile(image_path, reinterpret_cast<char*>(&(*data)[0]),
  98                       data->size()) == -1) {
  99     LOG(ERROR) << "Failed to save image to file.";
 100     return;
 101   }
 102
 103   BrowserThread::PostTask(BrowserThread::UI, FROM_HERE, callback);
 104 }
 105
 106 // Reads a PNG from disk and decodes it. If the bitmap was successfully read
 107 // from disk the then |out_image| will contain the bitmap image, otherwise it
 108 // will be NULL.
 109 void ReadBitmap(const base::FilePath& image_path,
 110                 gfx::Image** out_image) {
 111   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 112   *out_image = NULL;
 113
 114   // If the path doesn't exist, don't even try reading it.
 115   if (!base::PathExists(image_path))
 116     return;
 117
 118   std::string image_data;
 119   if (!base::ReadFileToString(image_path, &image_data)) {
 120     LOG(ERROR) << "Failed to read PNG file from disk.";
 121     return;
 122   }
 123
 124   gfx::Image image = gfx::Image::CreateFrom1xPNGBytes(
 125       base::RefCountedString::TakeString(&image_data));
 126   if (image.IsEmpty()) {
 127     LOG(ERROR) << "Failed to decode PNG file.";
 128     return;
 129   }
 130
 131   *out_image = new gfx::Image(image);
 132 }
 133
 134 void DeleteBitmap(const base::FilePath& image_path) {
 135   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::FILE));
 136   base::DeleteFile(image_path, false);
 137 }
 138
 139 }  // namespace
 140
 141 ProfileInfoCache::ProfileInfoCache(PrefService* prefs,
 142                                    const base::FilePath& user_data_dir)
 143     : prefs_(prefs),
 144       user_data_dir_(user_data_dir) {
 145   // Populate the cache
 146   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 147   base::DictionaryValue* cache = update.Get();
 148   for (base::DictionaryValue::Iterator it(*cache);
 149        !it.IsAtEnd(); it.Advance()) {
 150     base::DictionaryValue* info = NULL;
 151     cache->GetDictionaryWithoutPathExpansion(it.key(), &info);
 152     base::string16 name;
 153     info->GetString(kNameKey, &name);
 154     sorted_keys_.insert(FindPositionForProfile(it.key(), name), it.key());
 155
 156     bool using_default_name;
 157     if (!info->GetBoolean(kIsUsingDefaultNameKey, &using_default_name)) {
 158       // If the preference hasn't been set, and the name is default, assume
 159       // that the user hasn't done this on purpose.
 160       using_default_name = IsDefaultProfileName(name);
 161       info->SetBoolean(kIsUsingDefaultNameKey, using_default_name);
 162     }
 163
 164     // For profiles that don't have the "using default avatar" state set yet,
 165     // assume it's the same as the "using default name" state.
 166     if (!info->HasKey(kIsUsingDefaultAvatarKey)) {
 167       info->SetBoolean(kIsUsingDefaultAvatarKey, using_default_name);
 168     }
 169   }
 170
 171   // If needed, start downloading the high-res avatars and migrate any legacy
 172   // profile names.
 173   if (switches::IsNewAvatarMenu())
 174     MigrateLegacyProfileNamesAndDownloadAvatars();
 175 }
 176
 177 ProfileInfoCache::~ProfileInfoCache() {
 178   STLDeleteContainerPairSecondPointers(
 179       cached_avatar_images_.begin(), cached_avatar_images_.end());
 180   STLDeleteContainerPairSecondPointers(
 181       avatar_images_downloads_in_progress_.begin(),
 182       avatar_images_downloads_in_progress_.end());
 183 }
 184
 185 void ProfileInfoCache::AddProfileToCache(
 186     const base::FilePath& profile_path,
 187     const base::string16& name,
 188     const base::string16& username,
 189     size_t icon_index,
 190     const std::string& supervised_user_id) {
 191   std::string key = CacheKeyFromProfilePath(profile_path);
 192   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 193   base::DictionaryValue* cache = update.Get();
 194
 195   scoped_ptr<base::DictionaryValue> info(new base::DictionaryValue);
 196   info->SetString(kNameKey, name);
 197   info->SetString(kUserNameKey, username);
 198   info->SetString(kAvatarIconKey,
 199       profiles::GetDefaultAvatarIconUrl(icon_index));
 200   // Default value for whether background apps are running is false.
 201   info->SetBoolean(kBackgroundAppsKey, false);
 202   info->SetString(kSupervisedUserId, supervised_user_id);
 203   info->SetBoolean(kIsOmittedFromProfileListKey, !supervised_user_id.empty());
 204   info->SetBoolean(kProfileIsEphemeral, false);
 205   info->SetBoolean(kIsUsingDefaultNameKey, IsDefaultProfileName(name));
 206   // Assume newly created profiles use a default avatar.
 207   info->SetBoolean(kIsUsingDefaultAvatarKey, true);
 208   cache->SetWithoutPathExpansion(key, info.release());
 209
 210   sorted_keys_.insert(FindPositionForProfile(key, name), key);
 211
 212   if (switches::IsNewAvatarMenu())
 213     DownloadHighResAvatar(icon_index, profile_path);
 214
 215   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 216                     observer_list_,
 217                     OnProfileAdded(profile_path));
 218
 219   content::NotificationService::current()->Notify(
 220       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
 221       content::NotificationService::AllSources(),
 222       content::NotificationService::NoDetails());
 223 }
 224
 225 void ProfileInfoCache::AddObserver(ProfileInfoCacheObserver* obs) {
 226   observer_list_.AddObserver(obs);
 227 }
 228
 229 void ProfileInfoCache::RemoveObserver(ProfileInfoCacheObserver* obs) {
 230   observer_list_.RemoveObserver(obs);
 231 }
 232
 233 void ProfileInfoCache::DeleteProfileFromCache(
 234     const base::FilePath& profile_path) {
 235   size_t profile_index = GetIndexOfProfileWithPath(profile_path);
 236   if (profile_index == std::string::npos) {
 237     NOTREACHED();
 238     return;
 239   }
 240   base::string16 name = GetNameOfProfileAtIndex(profile_index);
 241
 242   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 243                     observer_list_,
 244                     OnProfileWillBeRemoved(profile_path));
 245
 246   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 247   base::DictionaryValue* cache = update.Get();
 248   std::string key = CacheKeyFromProfilePath(profile_path);
 249   cache->Remove(key, NULL);
 250   sorted_keys_.erase(std::find(sorted_keys_.begin(), sorted_keys_.end(), key));
 251
 252   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 253                     observer_list_,
 254                     OnProfileWasRemoved(profile_path, name));
 255
 256   content::NotificationService::current()->Notify(
 257       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
 258       content::NotificationService::AllSources(),
 259       content::NotificationService::NoDetails());
 260 }
 261
 262 size_t ProfileInfoCache::GetNumberOfProfiles() const {
 263   return sorted_keys_.size();
 264 }
 265
 266 size_t ProfileInfoCache::GetIndexOfProfileWithPath(
 267     const base::FilePath& profile_path) const {
 268   if (profile_path.DirName() != user_data_dir_)
 269     return std::string::npos;
 270   std::string search_key = CacheKeyFromProfilePath(profile_path);
 271   for (size_t i = 0; i < sorted_keys_.size(); ++i) {
 272     if (sorted_keys_[i] == search_key)
 273       return i;
 274   }
 275   return std::string::npos;
 276 }
 277
 278 base::string16 ProfileInfoCache::GetNameOfProfileAtIndex(size_t index) const {
 279   base::string16 name;
 280   // Unless the user has customized the profile name, we should use the
 281   // profile's Gaia given name, if it's available.
 282   if (ProfileIsUsingDefaultNameAtIndex(index)) {
 283     base::string16 given_name = GetGAIAGivenNameOfProfileAtIndex(index);
 284     name = given_name.empty() ? GetGAIANameOfProfileAtIndex(index) : given_name;
 285   }
 286   if (name.empty())
 287     GetInfoForProfileAtIndex(index)->GetString(kNameKey, &name);
 288   return name;
 289 }
 290
 291 base::string16 ProfileInfoCache::GetShortcutNameOfProfileAtIndex(size_t index)
 292     const {
 293   base::string16 shortcut_name;
 294   GetInfoForProfileAtIndex(index)->GetString(
 295       kShortcutNameKey, &shortcut_name);
 296   return shortcut_name;
 297 }
 298
 299 base::FilePath ProfileInfoCache::GetPathOfProfileAtIndex(size_t index) const {
 300   return user_data_dir_.AppendASCII(sorted_keys_[index]);
 301 }
 302
 303 base::Time ProfileInfoCache::GetProfileActiveTimeAtIndex(size_t index) const {
 304   double dt;
 305   if (GetInfoForProfileAtIndex(index)->GetDouble(kActiveTimeKey, &dt)) {
 306     return base::Time::FromDoubleT(dt);
 307   } else {
 308     return base::Time();
 309   }
 310 }
 311
 312 base::string16 ProfileInfoCache::GetUserNameOfProfileAtIndex(
 313     size_t index) const {
 314   base::string16 user_name;
 315   GetInfoForProfileAtIndex(index)->GetString(kUserNameKey, &user_name);
 316   return user_name;
 317 }
 318
 319 const gfx::Image& ProfileInfoCache::GetAvatarIconOfProfileAtIndex(
 320     size_t index) const {
 321   if (IsUsingGAIAPictureOfProfileAtIndex(index)) {
 322     const gfx::Image* image = GetGAIAPictureOfProfileAtIndex(index);
 323     if (image)
 324       return *image;
 325   }
 326
 327   // Use the high resolution version of the avatar if it exists.
 328   if (switches::IsNewAvatarMenu()) {
 329     const gfx::Image* image = GetHighResAvatarOfProfileAtIndex(index);
 330     if (image)
 331       return *image;
 332   }
 333
 334   int resource_id = profiles::GetDefaultAvatarIconResourceIDAtIndex(
 335       GetAvatarIconIndexOfProfileAtIndex(index));
 336   return ResourceBundle::GetSharedInstance().GetNativeImageNamed(resource_id);
 337 }
 338
 339 std::string ProfileInfoCache::GetLocalAuthCredentialsOfProfileAtIndex(
 340     size_t index) const {
 341   std::string credentials;
 342   GetInfoForProfileAtIndex(index)->GetString(kAuthCredentialsKey, &credentials);
 343   return credentials;
 344 }
 345
 346 bool ProfileInfoCache::GetBackgroundStatusOfProfileAtIndex(
 347     size_t index) const {
 348   bool background_app_status;
 349   if (!GetInfoForProfileAtIndex(index)->GetBoolean(kBackgroundAppsKey,
 350                                                    &background_app_status)) {
 351     return false;
 352   }
 353   return background_app_status;
 354 }
 355
 356 base::string16 ProfileInfoCache::GetGAIANameOfProfileAtIndex(
 357     size_t index) const {
 358   base::string16 name;
 359   GetInfoForProfileAtIndex(index)->GetString(kGAIANameKey, &name);
 360   return name;
 361 }
 362
 363 base::string16 ProfileInfoCache::GetGAIAGivenNameOfProfileAtIndex(
 364     size_t index) const {
 365   base::string16 name;
 366   GetInfoForProfileAtIndex(index)->GetString(kGAIAGivenNameKey, &name);
 367   return name;
 368 }
 369
 370 const gfx::Image* ProfileInfoCache::GetGAIAPictureOfProfileAtIndex(
 371     size_t index) const {
 372   base::FilePath path = GetPathOfProfileAtIndex(index);
 373   std::string key = CacheKeyFromProfilePath(path);
 374
 375   std::string file_name;
 376   GetInfoForProfileAtIndex(index)->GetString(
 377       kGAIAPictureFileNameKey, &file_name);
 378
 379   // If the picture is not on disk then return NULL.
 380   if (file_name.empty())
 381     return NULL;
 382
 383   base::FilePath image_path = path.AppendASCII(file_name);
 384   return LoadAvatarPictureFromPath(key, image_path);
 385 }
 386
 387 bool ProfileInfoCache::IsUsingGAIAPictureOfProfileAtIndex(size_t index) const {
 388   bool value = false;
 389   GetInfoForProfileAtIndex(index)->GetBoolean(kUseGAIAPictureKey, &value);
 390   if (!value) {
 391     // Prefer the GAIA avatar over a non-customized avatar.
 392     value = ProfileIsUsingDefaultAvatarAtIndex(index) &&
 393         GetGAIAPictureOfProfileAtIndex(index);
 394   }
 395   return value;
 396 }
 397
 398 bool ProfileInfoCache::ProfileIsSupervisedAtIndex(size_t index) const {
 399   return !GetSupervisedUserIdOfProfileAtIndex(index).empty();
 400 }
 401
 402 bool ProfileInfoCache::IsOmittedProfileAtIndex(size_t index) const {
 403   bool value = false;
 404   GetInfoForProfileAtIndex(index)->GetBoolean(kIsOmittedFromProfileListKey,
 405                                               &value);
 406   return value;
 407 }
 408
 409 bool ProfileInfoCache::ProfileIsSigninRequiredAtIndex(size_t index) const {
 410   bool value = false;
 411   GetInfoForProfileAtIndex(index)->GetBoolean(kSigninRequiredKey, &value);
 412   return value;
 413 }
 414
 415 std::string ProfileInfoCache::GetSupervisedUserIdOfProfileAtIndex(
 416     size_t index) const {
 417   std::string supervised_user_id;
 418   GetInfoForProfileAtIndex(index)->GetString(kSupervisedUserId,
 419                                              &supervised_user_id);
 420   return supervised_user_id;
 421 }
 422
 423 bool ProfileInfoCache::ProfileIsEphemeralAtIndex(size_t index) const {
 424   bool value = false;
 425   GetInfoForProfileAtIndex(index)->GetBoolean(kProfileIsEphemeral, &value);
 426   return value;
 427 }
 428
 429 bool ProfileInfoCache::ProfileIsUsingDefaultNameAtIndex(size_t index) const {
 430   bool value = false;
 431   GetInfoForProfileAtIndex(index)->GetBoolean(kIsUsingDefaultNameKey, &value);
 432   return value;
 433 }
 434
 435 bool ProfileInfoCache::ProfileIsUsingDefaultAvatarAtIndex(size_t index) const {
 436   bool value = false;
 437   GetInfoForProfileAtIndex(index)->GetBoolean(kIsUsingDefaultAvatarKey, &value);
 438   return value;
 439 }
 440
 441 size_t ProfileInfoCache::GetAvatarIconIndexOfProfileAtIndex(size_t index)
 442     const {
 443   std::string icon_url;
 444   GetInfoForProfileAtIndex(index)->GetString(kAvatarIconKey, &icon_url);
 445   size_t icon_index = 0;
 446   if (!profiles::IsDefaultAvatarIconUrl(icon_url, &icon_index))
 447     DLOG(WARNING) << "Unknown avatar icon: " << icon_url;
 448
 449   return icon_index;
 450 }
 451
 452 void ProfileInfoCache::SetProfileActiveTimeAtIndex(size_t index) {
 453   scoped_ptr<base::DictionaryValue> info(
 454       GetInfoForProfileAtIndex(index)->DeepCopy());
 455   info->SetDouble(kActiveTimeKey, base::Time::Now().ToDoubleT());
 456   // This takes ownership of |info|.
 457   SetInfoQuietlyForProfileAtIndex(index, info.release());
 458 }
 459
 460 void ProfileInfoCache::SetNameOfProfileAtIndex(size_t index,
 461                                                const base::string16& name) {
 462   scoped_ptr<base::DictionaryValue> info(
 463       GetInfoForProfileAtIndex(index)->DeepCopy());
 464   base::string16 current_name;
 465   info->GetString(kNameKey, &current_name);
 466   if (name == current_name)
 467     return;
 468
 469   base::string16 old_display_name = GetNameOfProfileAtIndex(index);
 470   info->SetString(kNameKey, name);
 471
 472   // This takes ownership of |info|.
 473   SetInfoForProfileAtIndex(index, info.release());
 474
 475   base::string16 new_display_name = GetNameOfProfileAtIndex(index);
 476   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 477   UpdateSortForProfileIndex(index);
 478
 479   if (old_display_name != new_display_name) {
 480     FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 481                       observer_list_,
 482                       OnProfileNameChanged(profile_path, old_display_name));
 483   }
 484 }
 485
 486 void ProfileInfoCache::SetShortcutNameOfProfileAtIndex(
 487     size_t index,
 488     const base::string16& shortcut_name) {
 489   if (shortcut_name == GetShortcutNameOfProfileAtIndex(index))
 490     return;
 491   scoped_ptr<base::DictionaryValue> info(
 492       GetInfoForProfileAtIndex(index)->DeepCopy());
 493   info->SetString(kShortcutNameKey, shortcut_name);
 494   // This takes ownership of |info|.
 495   SetInfoForProfileAtIndex(index, info.release());
 496 }
 497
 498 void ProfileInfoCache::SetUserNameOfProfileAtIndex(
 499     size_t index,
 500     const base::string16& user_name) {
 501   if (user_name == GetUserNameOfProfileAtIndex(index))
 502     return;
 503
 504   scoped_ptr<base::DictionaryValue> info(
 505       GetInfoForProfileAtIndex(index)->DeepCopy());
 506   info->SetString(kUserNameKey, user_name);
 507   // This takes ownership of |info|.
 508   SetInfoForProfileAtIndex(index, info.release());
 509 }
 510
 511 void ProfileInfoCache::SetAvatarIconOfProfileAtIndex(size_t index,
 512                                                      size_t icon_index) {
 513   scoped_ptr<base::DictionaryValue> info(
 514       GetInfoForProfileAtIndex(index)->DeepCopy());
 515   info->SetString(kAvatarIconKey,
 516       profiles::GetDefaultAvatarIconUrl(icon_index));
 517   // This takes ownership of |info|.
 518   SetInfoForProfileAtIndex(index, info.release());
 519
 520   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 521
 522   // If needed, start downloading the high-res avatar.
 523   if (switches::IsNewAvatarMenu())
 524     DownloadHighResAvatar(icon_index, profile_path);
 525
 526   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 527                     observer_list_,
 528                     OnProfileAvatarChanged(profile_path));
 529 }
 530
 531 void ProfileInfoCache::SetIsOmittedProfileAtIndex(size_t index,
 532                                                   bool is_omitted) {
 533   if (IsOmittedProfileAtIndex(index) == is_omitted)
 534     return;
 535   scoped_ptr<base::DictionaryValue> info(
 536       GetInfoForProfileAtIndex(index)->DeepCopy());
 537   info->SetBoolean(kIsOmittedFromProfileListKey, is_omitted);
 538   // This takes ownership of |info|.
 539   SetInfoForProfileAtIndex(index, info.release());
 540 }
 541
 542 void ProfileInfoCache::SetSupervisedUserIdOfProfileAtIndex(
 543     size_t index,
 544     const std::string& id) {
 545   if (GetSupervisedUserIdOfProfileAtIndex(index) == id)
 546     return;
 547   scoped_ptr<base::DictionaryValue> info(
 548       GetInfoForProfileAtIndex(index)->DeepCopy());
 549   info->SetString(kSupervisedUserId, id);
 550   // This takes ownership of |info|.
 551   SetInfoForProfileAtIndex(index, info.release());
 552
 553   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 554   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 555                     observer_list_,
 556                     OnProfileSupervisedUserIdChanged(profile_path));
 557 }
 558
 559 void ProfileInfoCache::SetLocalAuthCredentialsOfProfileAtIndex(
 560     size_t index,
 561     const std::string& credentials) {
 562   scoped_ptr<base::DictionaryValue> info(
 563       GetInfoForProfileAtIndex(index)->DeepCopy());
 564   info->SetString(kAuthCredentialsKey, credentials);
 565   // This takes ownership of |info|.
 566   SetInfoForProfileAtIndex(index, info.release());
 567 }
 568
 569 void ProfileInfoCache::SetBackgroundStatusOfProfileAtIndex(
 570     size_t index,
 571     bool running_background_apps) {
 572   if (GetBackgroundStatusOfProfileAtIndex(index) == running_background_apps)
 573     return;
 574   scoped_ptr<base::DictionaryValue> info(
 575       GetInfoForProfileAtIndex(index)->DeepCopy());
 576   info->SetBoolean(kBackgroundAppsKey, running_background_apps);
 577   // This takes ownership of |info|.
 578   SetInfoForProfileAtIndex(index, info.release());
 579 }
 580
 581 void ProfileInfoCache::SetGAIANameOfProfileAtIndex(size_t index,
 582                                                    const base::string16& name) {
 583   if (name == GetGAIANameOfProfileAtIndex(index))
 584     return;
 585
 586   base::string16 old_display_name = GetNameOfProfileAtIndex(index);
 587   scoped_ptr<base::DictionaryValue> info(
 588       GetInfoForProfileAtIndex(index)->DeepCopy());
 589   info->SetString(kGAIANameKey, name);
 590   // This takes ownership of |info|.
 591   SetInfoForProfileAtIndex(index, info.release());
 592   base::string16 new_display_name = GetNameOfProfileAtIndex(index);
 593   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 594   UpdateSortForProfileIndex(index);
 595
 596   if (old_display_name != new_display_name) {
 597     FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 598                       observer_list_,
 599                       OnProfileNameChanged(profile_path, old_display_name));
 600   }
 601 }
 602
 603 void ProfileInfoCache::SetGAIAGivenNameOfProfileAtIndex(
 604     size_t index,
 605     const base::string16& name) {
 606   if (name == GetGAIAGivenNameOfProfileAtIndex(index))
 607     return;
 608
 609   base::string16 old_display_name = GetNameOfProfileAtIndex(index);
 610   scoped_ptr<base::DictionaryValue> info(
 611       GetInfoForProfileAtIndex(index)->DeepCopy());
 612   info->SetString(kGAIAGivenNameKey, name);
 613   // This takes ownership of |info|.
 614   SetInfoForProfileAtIndex(index, info.release());
 615   base::string16 new_display_name = GetNameOfProfileAtIndex(index);
 616   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 617   UpdateSortForProfileIndex(index);
 618
 619   if (old_display_name != new_display_name) {
 620     FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 621                       observer_list_,
 622                       OnProfileNameChanged(profile_path, old_display_name));
 623   }
 624 }
 625
 626 void ProfileInfoCache::SetGAIAPictureOfProfileAtIndex(size_t index,
 627                                                       const gfx::Image* image) {
 628   base::FilePath path = GetPathOfProfileAtIndex(index);
 629   std::string key = CacheKeyFromProfilePath(path);
 630
 631   // Delete the old bitmap from cache.
 632   std::map<std::string, gfx::Image*>::iterator it =
 633       cached_avatar_images_.find(key);
 634   if (it != cached_avatar_images_.end()) {
 635     delete it->second;
 636     cached_avatar_images_.erase(it);
 637   }
 638
 639   std::string old_file_name;
 640   GetInfoForProfileAtIndex(index)->GetString(
 641       kGAIAPictureFileNameKey, &old_file_name);
 642   std::string new_file_name;
 643
 644   if (!image) {
 645     // Delete the old bitmap from disk.
 646     if (!old_file_name.empty()) {
 647       base::FilePath image_path = path.AppendASCII(old_file_name);
 648       BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
 649                               base::Bind(&DeleteBitmap, image_path));
 650     }
 651   } else {
 652     // Save the new bitmap to disk.
 653     new_file_name =
 654         old_file_name.empty() ? profiles::kGAIAPictureFileName : old_file_name;
 655     base::FilePath image_path = path.AppendASCII(new_file_name);
 656     SaveAvatarImageAtPath(
 657         image, key, image_path, GetPathOfProfileAtIndex(index));
 658   }
 659
 660   scoped_ptr<base::DictionaryValue> info(
 661       GetInfoForProfileAtIndex(index)->DeepCopy());
 662   info->SetString(kGAIAPictureFileNameKey, new_file_name);
 663   // This takes ownership of |info|.
 664   SetInfoForProfileAtIndex(index, info.release());
 665
 666   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 667                     observer_list_,
 668                     OnProfileAvatarChanged(path));
 669 }
 670
 671 void ProfileInfoCache::SetIsUsingGAIAPictureOfProfileAtIndex(size_t index,
 672                                                              bool value) {
 673   scoped_ptr<base::DictionaryValue> info(
 674       GetInfoForProfileAtIndex(index)->DeepCopy());
 675   info->SetBoolean(kUseGAIAPictureKey, value);
 676   // This takes ownership of |info|.
 677   SetInfoForProfileAtIndex(index, info.release());
 678
 679   // Retrieve some info to update observers who care about avatar changes.
 680   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 681   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 682                     observer_list_,
 683                     OnProfileAvatarChanged(profile_path));
 684 }
 685
 686 void ProfileInfoCache::SetProfileSigninRequiredAtIndex(size_t index,
 687                                                        bool value) {
 688   if (value == ProfileIsSigninRequiredAtIndex(index))
 689     return;
 690
 691   scoped_ptr<base::DictionaryValue> info(
 692       GetInfoForProfileAtIndex(index)->DeepCopy());
 693   info->SetBoolean(kSigninRequiredKey, value);
 694   // This takes ownership of |info|.
 695   SetInfoForProfileAtIndex(index, info.release());
 696
 697   base::FilePath profile_path = GetPathOfProfileAtIndex(index);
 698   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
 699                     observer_list_,
 700                     OnProfileSigninRequiredChanged(profile_path));
 701 }
 702
 703 void ProfileInfoCache::SetProfileIsEphemeralAtIndex(size_t index, bool value) {
 704   if (value == ProfileIsEphemeralAtIndex(index))
 705     return;
 706
 707   scoped_ptr<base::DictionaryValue> info(
 708       GetInfoForProfileAtIndex(index)->DeepCopy());
 709   info->SetBoolean(kProfileIsEphemeral, value);
 710   // This takes ownership of |info|.
 711   SetInfoForProfileAtIndex(index, info.release());
 712 }
 713
 714 void ProfileInfoCache::SetProfileIsUsingDefaultNameAtIndex(
 715     size_t index, bool value) {
 716   if (value == ProfileIsUsingDefaultNameAtIndex(index))
 717     return;
 718
 719   scoped_ptr<base::DictionaryValue> info(
 720       GetInfoForProfileAtIndex(index)->DeepCopy());
 721   info->SetBoolean(kIsUsingDefaultNameKey, value);
 722   // This takes ownership of |info|.
 723   SetInfoForProfileAtIndex(index, info.release());
 724 }
 725
 726 void ProfileInfoCache::SetProfileIsUsingDefaultAvatarAtIndex(
 727     size_t index, bool value) {
 728   if (value == ProfileIsUsingDefaultAvatarAtIndex(index))
 729     return;
 730
 731   scoped_ptr<base::DictionaryValue> info(
 732       GetInfoForProfileAtIndex(index)->DeepCopy());
 733   info->SetBoolean(kIsUsingDefaultAvatarKey, value);
 734   // This takes ownership of |info|.
 735   SetInfoForProfileAtIndex(index, info.release());
 736 }
 737
 738 bool ProfileInfoCache::IsDefaultProfileName(const base::string16& name) const {
 739   // Check if it's a "First user" old-style name.
 740   if (name == l10n_util::GetStringUTF16(IDS_DEFAULT_PROFILE_NAME) ||
 741       name == l10n_util::GetStringUTF16(IDS_LEGACY_DEFAULT_PROFILE_NAME))
 742     return true;
 743
 744   // Check if it's one of the old-style profile names.
 745   for (size_t i = 0; i < arraysize(kDefaultNames); ++i) {
 746     if (name == l10n_util::GetStringUTF16(kDefaultNames[i]))
 747       return true;
 748   }
 749
 750   // Check whether it's one of the "Person %d" style names.
 751   std::string default_name_format = l10n_util::GetStringFUTF8(
 752       IDS_NEW_NUMBERED_PROFILE_NAME, base::ASCIIToUTF16("%d"));
 753
 754   int generic_profile_number;  // Unused. Just a placeholder for sscanf.
 755   int assignments = sscanf(base::UTF16ToUTF8(name).c_str(),
 756                            default_name_format.c_str(),
 757                            &generic_profile_number);
 758   // Unless it matched the format, this is a custom name.
 759   return assignments == 1;
 760 }
 761
 762 base::string16 ProfileInfoCache::ChooseNameForNewProfile(
 763     size_t icon_index) const {
 764   base::string16 name;
 765   for (int name_index = 1; ; ++name_index) {
 766     if (switches::IsNewAvatarMenu()) {
 767       name = l10n_util::GetStringFUTF16Int(IDS_NEW_NUMBERED_PROFILE_NAME,
 768                                            name_index);
 769     } else if (icon_index < profiles::GetGenericAvatarIconCount()) {
 770       name = l10n_util::GetStringFUTF16Int(IDS_NUMBERED_PROFILE_NAME,
 771                                            name_index);
 772     } else {
 773       name = l10n_util::GetStringUTF16(
 774           kDefaultNames[icon_index - profiles::GetGenericAvatarIconCount()]);
 775       if (name_index > 1)
 776         name.append(base::UTF8ToUTF16(base::IntToString(name_index)));
 777     }
 778
 779     // Loop through previously named profiles to ensure we're not duplicating.
 780     bool name_found = false;
 781     for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
 782       if (GetNameOfProfileAtIndex(i) == name) {
 783         name_found = true;
 784         break;
 785       }
 786     }
 787     if (!name_found)
 788       return name;
 789   }
 790 }
 791
 792 size_t ProfileInfoCache::ChooseAvatarIconIndexForNewProfile() const {
 793   size_t icon_index = 0;
 794   // Try to find a unique, non-generic icon.
 795   if (ChooseAvatarIconIndexForNewProfile(false, true, &icon_index))
 796     return icon_index;
 797   // Try to find any unique icon.
 798   if (ChooseAvatarIconIndexForNewProfile(true, true, &icon_index))
 799     return icon_index;
 800   // Settle for any random icon, even if it's not unique.
 801   if (ChooseAvatarIconIndexForNewProfile(true, false, &icon_index))
 802     return icon_index;
 803
 804   NOTREACHED();
 805   return 0;
 806 }
 807
 808 const base::FilePath& ProfileInfoCache::GetUserDataDir() const {
 809   return user_data_dir_;
 810 }
 811
 812 // static
 813 std::vector<base::string16> ProfileInfoCache::GetProfileNames() {
 814   std::vector<base::string16> names;
 815   PrefService* local_state = g_browser_process->local_state();
 816   const base::DictionaryValue* cache = local_state->GetDictionary(
 817       prefs::kProfileInfoCache);
 818   base::string16 name;
 819   for (base::DictionaryValue::Iterator it(*cache); !it.IsAtEnd();
 820        it.Advance()) {
 821     const base::DictionaryValue* info = NULL;
 822     it.value().GetAsDictionary(&info);
 823     info->GetString(kNameKey, &name);
 824     names.push_back(name);
 825   }
 826   return names;
 827 }
 828
 829 // static
 830 void ProfileInfoCache::RegisterPrefs(PrefRegistrySimple* registry) {
 831   registry->RegisterDictionaryPref(prefs::kProfileInfoCache);
 832 }
 833
 834 void ProfileInfoCache::DownloadHighResAvatar(
 835     size_t icon_index,
 836     const base::FilePath& profile_path) {
 837   // Downloading is only supported on desktop.
 838 #if defined(OS_ANDROID) || defined(OS_IOS) || defined(OS_CHROMEOS)
 839   return;
 840 #endif
 841
 842   // TODO(noms): We should check whether the file already exists on disk
 843   // before trying to re-download it. For now, since this is behind a flag and
 844   // the resources are still changing, re-download it every time the profile
 845   // avatar changes, to make sure we have the latest copy.
 846   std::string file_name = profiles::GetDefaultAvatarIconFileNameAtIndex(
 847       icon_index);
 848   // If the file is already being downloaded, don't start another download.
 849   if (avatar_images_downloads_in_progress_[file_name])
 850     return;
 851
 852   // Start the download for this file. The cache takes ownership of the
 853   // |avatar_downloader|, which will be deleted when the download completes, or
 854   // if that never happens, when the ProfileInfoCache is destroyed.
 855   ProfileAvatarDownloader* avatar_downloader = new ProfileAvatarDownloader(
 856       icon_index,
 857       profile_path,
 858       this);
 859   avatar_images_downloads_in_progress_[file_name] = avatar_downloader;
 860   avatar_downloader->Start();
 861 }
 862
 863 void ProfileInfoCache::SaveAvatarImageAtPath(
 864     const gfx::Image* image,
 865     const std::string& key,
 866     const base::FilePath& image_path,
 867     const base::FilePath& profile_path) {
 868   cached_avatar_images_[key] = new gfx::Image(*image);
 869
 870   scoped_ptr<ImageData> data(new ImageData);
 871   scoped_refptr<base::RefCountedMemory> png_data = image->As1xPNGBytes();
 872   data->assign(png_data->front(), png_data->front() + png_data->size());
 873
 874   if (!data->size()) {
 875     LOG(ERROR) << "Failed to PNG encode the image.";
 876   } else {
 877     base::Closure callback = base::Bind(&ProfileInfoCache::OnAvatarPictureSaved,
 878         AsWeakPtr(), key, profile_path);
 879
 880     BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
 881         base::Bind(&SaveBitmap, base::Passed(&data), image_path, callback));
 882   }
 883 }
 884
 885 const base::DictionaryValue* ProfileInfoCache::GetInfoForProfileAtIndex(
 886     size_t index) const {
 887   DCHECK_LT(index, GetNumberOfProfiles());
 888   const base::DictionaryValue* cache =
 889       prefs_->GetDictionary(prefs::kProfileInfoCache);
 890   const base::DictionaryValue* info = NULL;
 891   cache->GetDictionaryWithoutPathExpansion(sorted_keys_[index], &info);
 892   return info;
 893 }
 894
 895 void ProfileInfoCache::SetInfoQuietlyForProfileAtIndex(
 896     size_t index, base::DictionaryValue* info) {
 897   DictionaryPrefUpdate update(prefs_, prefs::kProfileInfoCache);
 898   base::DictionaryValue* cache = update.Get();
 899   cache->SetWithoutPathExpansion(sorted_keys_[index], info);
 900 }
 901
 902 // TODO(noms): Switch to newer notification system.
 903 void ProfileInfoCache::SetInfoForProfileAtIndex(size_t index,
 904                                                 base::DictionaryValue* info) {
 905   SetInfoQuietlyForProfileAtIndex(index, info);
 906
 907   content::NotificationService::current()->Notify(
 908       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
 909       content::NotificationService::AllSources(),
 910       content::NotificationService::NoDetails());
 911 }
 912
 913 std::string ProfileInfoCache::CacheKeyFromProfilePath(
 914     const base::FilePath& profile_path) const {
 915   DCHECK(user_data_dir_ == profile_path.DirName());
 916   base::FilePath base_name = profile_path.BaseName();
 917   return base_name.MaybeAsASCII();
 918 }
 919
 920 std::vector<std::string>::iterator ProfileInfoCache::FindPositionForProfile(
 921     const std::string& search_key,
 922     const base::string16& search_name) {
 923   base::string16 search_name_l = base::i18n::ToLower(search_name);
 924   for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
 925     base::string16 name_l = base::i18n::ToLower(GetNameOfProfileAtIndex(i));
 926     int name_compare = search_name_l.compare(name_l);
 927     if (name_compare < 0)
 928       return sorted_keys_.begin() + i;
 929     if (name_compare == 0) {
 930       int key_compare = search_key.compare(sorted_keys_[i]);
 931       if (key_compare < 0)
 932         return sorted_keys_.begin() + i;
 933     }
 934   }
 935   return sorted_keys_.end();
 936 }
 937
 938 bool ProfileInfoCache::IconIndexIsUnique(size_t icon_index) const {
 939   for (size_t i = 0; i < GetNumberOfProfiles(); ++i) {
 940     if (GetAvatarIconIndexOfProfileAtIndex(i) == icon_index)
 941       return false;
 942   }
 943   return true;
 944 }
 945
 946 bool ProfileInfoCache::ChooseAvatarIconIndexForNewProfile(
 947     bool allow_generic_icon,
 948     bool must_be_unique,
 949     size_t* out_icon_index) const {
 950   // Always allow all icons for new profiles if using the
 951   // --new-avatar-menu flag.
 952   if (switches::IsNewAvatarMenu())
 953     allow_generic_icon = true;
 954   size_t start = allow_generic_icon ? 0 : profiles::GetGenericAvatarIconCount();
 955   size_t end = profiles::GetDefaultAvatarIconCount();
 956   size_t count = end - start;
 957
 958   int rand = base::RandInt(0, count);
 959   for (size_t i = 0; i < count; ++i) {
 960     size_t icon_index = start + (rand + i) %  count;
 961     if (!must_be_unique || IconIndexIsUnique(icon_index)) {
 962       *out_icon_index = icon_index;
 963       return true;
 964     }
 965   }
 966
 967   return false;
 968 }
 969
 970 void ProfileInfoCache::UpdateSortForProfileIndex(size_t index) {
 971   base::string16 name = GetNameOfProfileAtIndex(index);
 972
 973   // Remove and reinsert key in |sorted_keys_| to alphasort.
 974   std::string key = CacheKeyFromProfilePath(GetPathOfProfileAtIndex(index));
 975   std::vector<std::string>::iterator key_it =
 976       std::find(sorted_keys_.begin(), sorted_keys_.end(), key);
 977   DCHECK(key_it != sorted_keys_.end());
 978   sorted_keys_.erase(key_it);
 979   sorted_keys_.insert(FindPositionForProfile(key, name), key);
 980
 981   content::NotificationService::current()->Notify(
 982       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
 983       content::NotificationService::AllSources(),
 984       content::NotificationService::NoDetails());
 985 }
 986
 987 const gfx::Image* ProfileInfoCache::GetHighResAvatarOfProfileAtIndex(
 988     size_t index) const {
 989   int avatar_index = GetAvatarIconIndexOfProfileAtIndex(index);
 990   std::string key = profiles::GetDefaultAvatarIconFileNameAtIndex(avatar_index);
 991
 992   if (!strcmp(key.c_str(), profiles::GetNoHighResAvatarFileName()))
 993       return NULL;
 994
 995   base::FilePath image_path =
 996       profiles::GetPathOfHighResAvatarAtIndex(avatar_index);
 997   return LoadAvatarPictureFromPath(key, image_path);
 998 }
 999
1000 const gfx::Image* ProfileInfoCache::LoadAvatarPictureFromPath(
1001     const std::string& key,
1002     const base::FilePath& image_path) const {
1003   // If the picture is already loaded then use it.
1004   if (cached_avatar_images_.count(key)) {
1005     if (cached_avatar_images_[key]->IsEmpty())
1006       return NULL;
1007     return cached_avatar_images_[key];
1008   }
1009
1010   // If the picture is already being loaded then don't try loading it again.
1011   if (cached_avatar_images_loading_[key])
1012     return NULL;
1013   cached_avatar_images_loading_[key] = true;
1014
1015   gfx::Image** image = new gfx::Image*;
1016   BrowserThread::PostTaskAndReply(BrowserThread::FILE, FROM_HERE,
1017       base::Bind(&ReadBitmap, image_path, image),
1018       base::Bind(&ProfileInfoCache::OnAvatarPictureLoaded,
1019           const_cast<ProfileInfoCache*>(this)->AsWeakPtr(), key, image));
1020   return NULL;
1021 }
1022
1023 void ProfileInfoCache::OnAvatarPictureLoaded(const std::string& key,
1024                                              gfx::Image** image) const {
1025   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
1026
1027   cached_avatar_images_loading_[key] = false;
1028   delete cached_avatar_images_[key];
1029
1030   if (*image) {
1031     cached_avatar_images_[key] = *image;
1032   } else {
1033     // Place an empty image in the cache to avoid reloading it again.
1034     cached_avatar_images_[key] = new gfx::Image();
1035   }
1036   delete image;
1037
1038   content::NotificationService::current()->Notify(
1039       chrome::NOTIFICATION_PROFILE_CACHED_INFO_CHANGED,
1040       content::NotificationService::AllSources(),
1041       content::NotificationService::NoDetails());
1042 }
1043
1044 void ProfileInfoCache::OnAvatarPictureSaved(
1045       const std::string& file_name,
1046       const base::FilePath& profile_path) {
1047   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
1048
1049   content::NotificationService::current()->Notify(
1050       chrome::NOTIFICATION_PROFILE_CACHE_PICTURE_SAVED,
1051       content::NotificationService::AllSources(),
1052       content::NotificationService::NoDetails());
1053
1054   FOR_EACH_OBSERVER(ProfileInfoCacheObserver,
1055                     observer_list_,
1056                     OnProfileAvatarChanged(profile_path));
1057
1058   // Remove the file from the list of downloads in progress. Note that this list
1059   // only contains the high resolution avatars, and not the Gaia profile images.
1060   if (!avatar_images_downloads_in_progress_[file_name])
1061     return;
1062
1063   delete avatar_images_downloads_in_progress_[file_name];
1064   avatar_images_downloads_in_progress_[file_name] = NULL;
1065 }
1066
1067 void ProfileInfoCache::MigrateLegacyProfileNamesAndDownloadAvatars() {
1068   DCHECK(switches::IsNewAvatarMenu());
1069
1070   // Only do this on desktop platforms.
1071 #if !defined(OS_ANDROID) && !defined(OS_IOS) && !defined(OS_CHROMEOS)
1072   // Migrate any legacy profile names ("First user", "Default Profile") to
1073   // new style default names ("Person 1"). The problem here is that every
1074   // time you rename a profile, the ProfileInfoCache sorts itself, so
1075   // whatever you were iterating through is no longer valid. We need to
1076   // save a list of the profile paths (which thankfully do not change) that
1077   // need to be renamed. We also can't pre-compute the new names, as they
1078   // depend on the names of all the other profiles in the info cache, so they
1079   // need to be re-computed after each rename.
1080   std::vector<base::FilePath> profiles_to_rename;
1081
1082   const base::string16 default_profile_name = base::i18n::ToLower(
1083       l10n_util::GetStringUTF16(IDS_DEFAULT_PROFILE_NAME));
1084   const base::string16 default_legacy_profile_name = base::i18n::ToLower(
1085       l10n_util::GetStringUTF16(IDS_LEGACY_DEFAULT_PROFILE_NAME));
1086
1087   for (size_t i = 0; i < GetNumberOfProfiles(); i++) {
1088     // If needed, start downloading the high-res avatar for this profile.
1089     DownloadHighResAvatar(GetAvatarIconIndexOfProfileAtIndex(i),
1090                           GetPathOfProfileAtIndex(i));
1091
1092     base::string16 name = base::i18n::ToLower(GetNameOfProfileAtIndex(i));
1093     if (name == default_profile_name || name == default_legacy_profile_name)
1094       profiles_to_rename.push_back(GetPathOfProfileAtIndex(i));
1095   }
1096
1097   // Rename the necessary profiles.
1098   std::vector<base::FilePath>::const_iterator it;
1099   for (it = profiles_to_rename.begin(); it != profiles_to_rename.end(); ++it) {
1100     size_t profile_index = GetIndexOfProfileWithPath(*it);
1101     SetProfileIsUsingDefaultNameAtIndex(profile_index, true);
1102     // This will assign a new "Person %d" type name and re-sort the cache.
1103     SetNameOfProfileAtIndex(profile_index, ChooseNameForNewProfile(
1104         GetAvatarIconIndexOfProfileAtIndex(profile_index)));
1105   }
1106 #endif
1107 }