src/chrome/browser/ui/startup/startup_browser_creator.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/ui/startup/startup_browser_creator.h"
   6
   7 #include <algorithm>   // For max().
   8 #include <set>
   9
  10 #include "apps/app_load_service.h"
  11 #include "apps/switches.h"
  12 #include "base/bind.h"
  13 #include "base/bind_helpers.h"
  14 #include "base/command_line.h"
  15 #include "base/compiler_specific.h"
  16 #include "base/environment.h"
  17 #include "base/file_util.h"
  18 #include "base/files/file_path.h"
  19 #include "base/lazy_instance.h"
  20 #include "base/logging.h"
  21 #include "base/memory/scoped_ptr.h"
  22 #include "base/metrics/histogram.h"
  23 #include "base/metrics/statistics_recorder.h"
  24 #include "base/path_service.h"
  25 #include "base/prefs/pref_service.h"
  26 #include "base/strings/string_number_conversions.h"
  27 #include "base/strings/string_split.h"
  28 #include "base/strings/utf_string_conversions.h"
  29 #include "base/threading/thread_restrictions.h"
  30 #include "chrome/browser/app_mode/app_mode_utils.h"
  31 #include "chrome/browser/auto_launch_trial.h"
  32 #include "chrome/browser/browser_process.h"
  33 #include "chrome/browser/chrome_notification_types.h"
  34 #include "chrome/browser/custom_handlers/protocol_handler_registry.h"
  35 #include "chrome/browser/extensions/startup_helper.h"
  36 #include "chrome/browser/extensions/unpacked_installer.h"
  37 #include "chrome/browser/first_run/first_run.h"
  38 #include "chrome/browser/notifications/desktop_notification_service.h"
  39 #include "chrome/browser/prefs/incognito_mode_prefs.h"
  40 #include "chrome/browser/prefs/session_startup_pref.h"
  41 #include "chrome/browser/profiles/profile.h"
  42 #include "chrome/browser/profiles/profile_manager.h"
  43 #include "chrome/browser/profiles/profiles_state.h"
  44 #include "chrome/browser/search_engines/util.h"
  45 #include "chrome/browser/ui/app_list/app_list_service.h"
  46 #include "chrome/browser/ui/browser.h"
  47 #include "chrome/browser/ui/browser_dialogs.h"
  48 #include "chrome/browser/ui/browser_finder.h"
  49 #include "chrome/browser/ui/browser_window.h"
  50 #include "chrome/browser/ui/startup/startup_browser_creator_impl.h"
  51 #include "chrome/common/chrome_constants.h"
  52 #include "chrome/common/chrome_paths.h"
  53 #include "chrome/common/chrome_result_codes.h"
  54 #include "chrome/common/chrome_switches.h"
  55 #include "chrome/common/chrome_version_info.h"
  56 #include "chrome/common/pref_names.h"
  57 #include "chrome/common/url_constants.h"
  58 #include "chrome/installer/util/browser_distribution.h"
  59 #include "components/google/core/browser/google_util.h"
  60 #include "components/signin/core/common/profile_management_switches.h"
  61 #include "components/url_fixer/url_fixer.h"
  62 #include "content/public/browser/browser_thread.h"
  63 #include "content/public/browser/child_process_security_policy.h"
  64 #include "content/public/browser/navigation_controller.h"
  65 #include "grit/locale_settings.h"
  66 #include "net/base/net_util.h"
  67 #include "ui/base/l10n/l10n_util.h"
  68 #include "ui/base/resource/resource_bundle.h"
  69
  70 #if defined(USE_ASH)
  71 #include "ash/shell.h"
  72 #endif
  73
  74 #if defined(OS_CHROMEOS)
  75 #include "chrome/browser/chromeos/app_mode/app_launch_utils.h"
  76 #include "chrome/browser/chromeos/kiosk_mode/kiosk_mode_settings.h"
  77 #include "chrome/browser/chromeos/login/demo_mode/demo_app_launcher.h"
  78 #include "chrome/browser/chromeos/login/users/user_manager.h"
  79 #include "chrome/browser/chromeos/profiles/profile_helper.h"
  80 #include "chrome/browser/lifetime/application_lifetime.h"
  81 #include "chromeos/chromeos_switches.h"
  82 #endif
  83
  84 #if defined(TOOLKIT_VIEWS) && defined(OS_LINUX)
  85 #include "ui/events/x/touch_factory_x11.h"
  86 #endif
  87
  88 #if defined(OS_MACOSX)
  89 #include "chrome/browser/web_applications/web_app_mac.h"
  90 #endif
  91
  92 #if defined(ENABLE_FULL_PRINTING)
  93 #include "chrome/browser/printing/cloud_print/cloud_print_proxy_service.h"
  94 #include "chrome/browser/printing/cloud_print/cloud_print_proxy_service_factory.h"
  95 #include "chrome/browser/printing/print_dialog_cloud.h"
  96 #endif
  97
  98 using content::BrowserThread;
  99 using content::ChildProcessSecurityPolicy;
 100
 101 namespace {
 102
 103 // Keeps track on which profiles have been launched.
 104 class ProfileLaunchObserver : public content::NotificationObserver {
 105  public:
 106   ProfileLaunchObserver()
 107       : profile_to_activate_(NULL),
 108         activated_profile_(false) {
 109     registrar_.Add(this, chrome::NOTIFICATION_PROFILE_DESTROYED,
 110                    content::NotificationService::AllSources());
 111     registrar_.Add(this, chrome::NOTIFICATION_BROWSER_WINDOW_READY,
 112                    content::NotificationService::AllSources());
 113   }
 114   virtual ~ProfileLaunchObserver() {}
 115
 116   virtual void Observe(int type,
 117                        const content::NotificationSource& source,
 118                        const content::NotificationDetails& details) OVERRIDE {
 119     switch (type) {
 120       case chrome::NOTIFICATION_PROFILE_DESTROYED: {
 121         Profile* profile = content::Source<Profile>(source).ptr();
 122         launched_profiles_.erase(profile);
 123         opened_profiles_.erase(profile);
 124         if (profile == profile_to_activate_)
 125           profile_to_activate_ = NULL;
 126         // If this profile was the last launched one without an opened window,
 127         // then we may be ready to activate |profile_to_activate_|.
 128         MaybeActivateProfile();
 129         break;
 130       }
 131       case chrome::NOTIFICATION_BROWSER_WINDOW_READY: {
 132         Browser* browser = content::Source<Browser>(source).ptr();
 133         DCHECK(browser);
 134         opened_profiles_.insert(browser->profile());
 135         MaybeActivateProfile();
 136         break;
 137       }
 138       default:
 139         NOTREACHED();
 140     }
 141   }
 142
 143   bool HasBeenLaunched(const Profile* profile) const {
 144     return launched_profiles_.find(profile) != launched_profiles_.end();
 145   }
 146
 147   void AddLaunched(Profile* profile) {
 148     launched_profiles_.insert(profile);
 149     // Since the startup code only executes for browsers launched in
 150     // desktop mode, i.e., HOST_DESKTOP_TYPE_NATIVE. Ash should never get here.
 151     if (chrome::FindBrowserWithProfile(profile,
 152                                        chrome::HOST_DESKTOP_TYPE_NATIVE)) {
 153       // A browser may get opened before we get initialized (e.g., in tests),
 154       // so we never see the NOTIFICATION_BROWSER_WINDOW_READY for it.
 155       opened_profiles_.insert(profile);
 156     }
 157   }
 158
 159   void Clear() {
 160     launched_profiles_.clear();
 161     opened_profiles_.clear();
 162   }
 163
 164   bool activated_profile() { return activated_profile_; }
 165
 166   void set_profile_to_activate(Profile* profile) {
 167     profile_to_activate_ = profile;
 168     MaybeActivateProfile();
 169   }
 170
 171  private:
 172   void MaybeActivateProfile() {
 173     if (!profile_to_activate_)
 174       return;
 175     // Check that browsers have been opened for all the launched profiles.
 176     // Note that browsers opened for profiles that were not added as launched
 177     // profiles are simply ignored.
 178     std::set<const Profile*>::const_iterator i = launched_profiles_.begin();
 179     for (; i != launched_profiles_.end(); ++i) {
 180       if (opened_profiles_.find(*i) == opened_profiles_.end())
 181         return;
 182     }
 183     // Asynchronous post to give a chance to the last window to completely
 184     // open and activate before trying to activate |profile_to_activate_|.
 185     BrowserThread::PostTask(
 186         BrowserThread::UI, FROM_HERE,
 187         base::Bind(&ProfileLaunchObserver::ActivateProfile,
 188                    base::Unretained(this)));
 189     // Avoid posting more than once before ActivateProfile gets called.
 190     registrar_.Remove(this, chrome::NOTIFICATION_BROWSER_WINDOW_READY,
 191                       content::NotificationService::AllSources());
 192     registrar_.Remove(this, chrome::NOTIFICATION_PROFILE_DESTROYED,
 193                       content::NotificationService::AllSources());
 194   }
 195
 196   void ActivateProfile() {
 197     // We need to test again, in case the profile got deleted in the mean time.
 198     if (profile_to_activate_) {
 199       Browser* browser = chrome::FindBrowserWithProfile(
 200           profile_to_activate_, chrome::HOST_DESKTOP_TYPE_NATIVE);
 201       // |profile| may never get launched, e.g., if it only had
 202       // incognito Windows and one of them was used to exit Chrome.
 203       // So it won't have a browser in that case.
 204       if (browser)
 205         browser->window()->Activate();
 206       // No need try to activate this profile again.
 207       profile_to_activate_ = NULL;
 208     }
 209     // Assign true here, even if no browser was actually activated, so that
 210     // the test can stop waiting, and fail gracefully when needed.
 211     activated_profile_ = true;
 212   }
 213
 214   // These are the profiles that get launched by
 215   // StartupBrowserCreator::LaunchBrowser.
 216   std::set<const Profile*> launched_profiles_;
 217   // These are the profiles for which at least one browser window has been
 218   // opened. This is needed to know when it is safe to activate
 219   // |profile_to_activate_|, otherwise, new browser windows being opened will
 220   // be activated on top of it.
 221   std::set<const Profile*> opened_profiles_;
 222   content::NotificationRegistrar registrar_;
 223   // This is NULL until the profile to activate has been chosen. This value,
 224   // should only be set once all profiles have been launched, otherwise,
 225   // activation may not happen after the launch of newer profiles.
 226   Profile* profile_to_activate_;
 227   // Set once we attempted to activate a profile. We only get one shot at this.
 228   bool activated_profile_;
 229
 230   DISALLOW_COPY_AND_ASSIGN(ProfileLaunchObserver);
 231 };
 232
 233 base::LazyInstance<ProfileLaunchObserver> profile_launch_observer =
 234     LAZY_INSTANCE_INITIALIZER;
 235
 236 // Dumps the current set of the browser process's histograms to |output_file|.
 237 // The file is overwritten if it exists. This function should only be called in
 238 // the blocking pool.
 239 void DumpBrowserHistograms(const base::FilePath& output_file) {
 240   base::ThreadRestrictions::AssertIOAllowed();
 241
 242   std::string output_string(base::StatisticsRecorder::ToJSON(std::string()));
 243   base::WriteFile(output_file, output_string.data(),
 244                   static_cast<int>(output_string.size()));
 245 }
 246
 247 }  // namespace
 248
 249 StartupBrowserCreator::StartupBrowserCreator()
 250     : is_default_browser_dialog_suppressed_(false),
 251       show_main_browser_window_(true) {
 252 }
 253
 254 StartupBrowserCreator::~StartupBrowserCreator() {}
 255
 256 // static
 257 bool StartupBrowserCreator::was_restarted_read_ = false;
 258
 259 // static
 260 bool StartupBrowserCreator::in_synchronous_profile_launch_ = false;
 261
 262 void StartupBrowserCreator::AddFirstRunTab(const GURL& url) {
 263   first_run_tabs_.push_back(url);
 264 }
 265
 266 // static
 267 bool StartupBrowserCreator::InSynchronousProfileLaunch() {
 268   return in_synchronous_profile_launch_;
 269 }
 270
 271 bool StartupBrowserCreator::LaunchBrowser(
 272     const CommandLine& command_line,
 273     Profile* profile,
 274     const base::FilePath& cur_dir,
 275     chrome::startup::IsProcessStartup process_startup,
 276     chrome::startup::IsFirstRun is_first_run,
 277     int* return_code) {
 278
 279   in_synchronous_profile_launch_ =
 280       process_startup == chrome::startup::IS_PROCESS_STARTUP;
 281   DCHECK(profile);
 282
 283   // Continue with the incognito profile from here on if Incognito mode
 284   // is forced.
 285   if (IncognitoModePrefs::ShouldLaunchIncognito(command_line,
 286                                                 profile->GetPrefs())) {
 287     profile = profile->GetOffTheRecordProfile();
 288   } else if (command_line.HasSwitch(switches::kIncognito)) {
 289     LOG(WARNING) << "Incognito mode disabled by policy, launching a normal "
 290                  << "browser session.";
 291   }
 292
 293   // Note: This check should have been done in ProcessCmdLineImpl()
 294   // before calling this function. However chromeos/login/login_utils.cc
 295   // calls this function directly (see comments there) so it has to be checked
 296   // again.
 297   const bool silent_launch = command_line.HasSwitch(switches::kSilentLaunch);
 298
 299   if (!silent_launch) {
 300     StartupBrowserCreatorImpl lwp(cur_dir, command_line, this, is_first_run);
 301     const std::vector<GURL> urls_to_launch =
 302         GetURLsFromCommandLine(command_line, cur_dir, profile);
 303     chrome::HostDesktopType host_desktop_type =
 304         chrome::HOST_DESKTOP_TYPE_NATIVE;
 305
 306 #if defined(USE_ASH) && !defined(OS_CHROMEOS)
 307     // We want to maintain only one type of instance for now, either ASH
 308     // or desktop.
 309     // TODO(shrikant): Remove this code once we decide on running both desktop
 310     // and ASH instances side by side.
 311     if (ash::Shell::HasInstance())
 312       host_desktop_type = chrome::HOST_DESKTOP_TYPE_ASH;
 313 #endif
 314
 315     const bool launched = lwp.Launch(profile, urls_to_launch,
 316                                in_synchronous_profile_launch_,
 317                                host_desktop_type);
 318     in_synchronous_profile_launch_ = false;
 319     if (!launched) {
 320       LOG(ERROR) << "launch error";
 321       if (return_code)
 322         *return_code = chrome::RESULT_CODE_INVALID_CMDLINE_URL;
 323       return false;
 324     }
 325   } else {
 326     in_synchronous_profile_launch_ = false;
 327   }
 328
 329   profile_launch_observer.Get().AddLaunched(profile);
 330
 331 #if defined(OS_CHROMEOS)
 332   g_browser_process->platform_part()->profile_helper()->ProfileStartup(
 333       profile,
 334       process_startup);
 335 #endif
 336   return true;
 337 }
 338
 339 // static
 340 bool StartupBrowserCreator::WasRestarted() {
 341   // Stores the value of the preference kWasRestarted had when it was read.
 342   static bool was_restarted = false;
 343
 344   if (!was_restarted_read_) {
 345     PrefService* pref_service = g_browser_process->local_state();
 346     was_restarted = pref_service->GetBoolean(prefs::kWasRestarted);
 347     pref_service->SetBoolean(prefs::kWasRestarted, false);
 348     was_restarted_read_ = true;
 349   }
 350   return was_restarted;
 351 }
 352
 353 // static
 354 SessionStartupPref StartupBrowserCreator::GetSessionStartupPref(
 355     const CommandLine& command_line,
 356     Profile* profile) {
 357   DCHECK(profile);
 358   PrefService* prefs = profile->GetPrefs();
 359   SessionStartupPref pref = SessionStartupPref::GetStartupPref(prefs);
 360
 361   // IsChromeFirstRun() looks for a sentinel file to determine whether the user
 362   // is starting Chrome for the first time. On Chrome OS, the sentinel is stored
 363   // in a location shared by all users and the check is meaningless. Query the
 364   // UserManager instead to determine whether the user is new.
 365 #if defined(OS_CHROMEOS)
 366   const bool is_first_run = chromeos::UserManager::Get()->IsCurrentUserNew();
 367 #else
 368   const bool is_first_run = first_run::IsChromeFirstRun();
 369 #endif
 370
 371   // The pref has an OS-dependent default value. For the first run only, this
 372   // default is overridden with SessionStartupPref::DEFAULT so that first run
 373   // behavior (sync promo, welcome page) is consistently invoked.
 374   // This applies only if the pref is still at its default and has not been
 375   // set by the user, managed prefs or policy.
 376   if (is_first_run && SessionStartupPref::TypeIsDefault(prefs))
 377     pref.type = SessionStartupPref::DEFAULT;
 378
 379   // The switches::kRestoreLastSession command line switch is used to restore
 380   // sessions after a browser self restart (e.g. after a Chrome upgrade).
 381   // However, new profiles can be created from a browser process that has this
 382   // switch so do not set the session pref to SessionStartupPref::LAST for
 383   // those as there is nothing to restore.
 384   if ((command_line.HasSwitch(switches::kRestoreLastSession) ||
 385        StartupBrowserCreator::WasRestarted()) &&
 386       !profile->IsNewProfile()) {
 387     pref.type = SessionStartupPref::LAST;
 388   }
 389   if (pref.type == SessionStartupPref::LAST &&
 390       IncognitoModePrefs::ShouldLaunchIncognito(command_line, prefs)) {
 391     // We don't store session information when incognito. If the user has
 392     // chosen to restore last session and launched incognito, fallback to
 393     // default launch behavior.
 394     pref.type = SessionStartupPref::DEFAULT;
 395   }
 396
 397   return pref;
 398 }
 399
 400 // static
 401 void StartupBrowserCreator::ClearLaunchedProfilesForTesting() {
 402   profile_launch_observer.Get().Clear();
 403 }
 404
 405 // static
 406 std::vector<GURL> StartupBrowserCreator::GetURLsFromCommandLine(
 407     const CommandLine& command_line,
 408     const base::FilePath& cur_dir,
 409     Profile* profile) {
 410   std::vector<GURL> urls;
 411
 412   const CommandLine::StringVector& params = command_line.GetArgs();
 413   for (size_t i = 0; i < params.size(); ++i) {
 414     base::FilePath param = base::FilePath(params[i]);
 415     // Handle Vista way of searching - "? <search-term>"
 416     if ((param.value().size() > 2) && (param.value()[0] == '?') &&
 417         (param.value()[1] == ' ')) {
 418       GURL url(GetDefaultSearchURLForSearchTerms(
 419           profile, param.LossyDisplayName().substr(2)));
 420       if (url.is_valid()) {
 421         urls.push_back(url);
 422         continue;
 423       }
 424     }
 425
 426     // Otherwise, fall through to treating it as a URL.
 427
 428     // This will create a file URL or a regular URL.
 429     // This call can (in rare circumstances) block the UI thread.
 430     // Allow it until this bug is fixed.
 431     //  http://code.google.com/p/chromium/issues/detail?id=60641
 432     GURL url = GURL(param.MaybeAsASCII());
 433     // http://crbug.com/371030: Only use URLFixerUpper if we don't have a valid
 434     // URL, otherwise we will look in the current directory for a file named
 435     // 'about' if the browser was started with a about:foo argument.
 436     if (!url.is_valid()) {
 437       base::ThreadRestrictions::ScopedAllowIO allow_io;
 438       url = url_fixer::FixupRelativeFile(cur_dir, param);
 439     }
 440     // Exclude dangerous schemes.
 441     if (url.is_valid()) {
 442       ChildProcessSecurityPolicy* policy =
 443           ChildProcessSecurityPolicy::GetInstance();
 444       if (policy->IsWebSafeScheme(url.scheme()) ||
 445           url.SchemeIs(url::kFileScheme) ||
 446 #if defined(OS_CHROMEOS)
 447           // In ChromeOS, allow any settings page to be specified on the command
 448           // line. See ExistingUserController::OnLoginSuccess.
 449           (url.spec().find(chrome::kChromeUISettingsURL) == 0) ||
 450 #else
 451           ((url.spec().find(std::string(chrome::kChromeUISettingsURL) +
 452                             chrome::kResetProfileSettingsSubPage) == 0)) ||
 453 #endif
 454           (url.spec().compare(url::kAboutBlankURL) == 0)) {
 455         urls.push_back(url);
 456       }
 457     }
 458   }
 459   return urls;
 460 }
 461
 462 // static
 463 bool StartupBrowserCreator::ProcessCmdLineImpl(
 464     const CommandLine& command_line,
 465     const base::FilePath& cur_dir,
 466     bool process_startup,
 467     Profile* last_used_profile,
 468     const Profiles& last_opened_profiles,
 469     int* return_code,
 470     StartupBrowserCreator* browser_creator) {
 471   DCHECK(last_used_profile);
 472   if (process_startup) {
 473     if (command_line.HasSwitch(switches::kDisablePromptOnRepost))
 474       content::NavigationController::DisablePromptOnRepost();
 475   }
 476
 477   bool silent_launch = false;
 478
 479 #if defined(ENABLE_FULL_PRINTING)
 480   // If we are just displaying a print dialog we shouldn't open browser
 481   // windows.
 482   if (command_line.HasSwitch(switches::kCloudPrintFile) &&
 483       print_dialog_cloud::CreatePrintDialogFromCommandLine(last_used_profile,
 484                                                            command_line)) {
 485     silent_launch = true;
 486   }
 487
 488   // If we are checking the proxy enabled policy, don't open any windows.
 489   if (command_line.HasSwitch(switches::kCheckCloudPrintConnectorPolicy)) {
 490     silent_launch = true;
 491     if (CloudPrintProxyServiceFactory::GetForProfile(last_used_profile)->
 492         EnforceCloudPrintConnectorPolicyAndQuit())
 493       // Success, nothing more needs to be done, so return false to stop
 494       // launching and quit.
 495       return false;
 496   }
 497 #endif  // defined(ENABLE_FULL_PRINTING)
 498
 499   if (command_line.HasSwitch(switches::kExplicitlyAllowedPorts)) {
 500     std::string allowed_ports =
 501         command_line.GetSwitchValueASCII(switches::kExplicitlyAllowedPorts);
 502     net::SetExplicitlyAllowedPorts(allowed_ports);
 503   }
 504
 505   if (command_line.HasSwitch(switches::kInstallFromWebstore)) {
 506     extensions::StartupHelper helper;
 507     helper.InstallFromWebstore(command_line, last_used_profile);
 508     // Nothing more needs to be done, so return false to stop launching and
 509     // quit.
 510     return false;
 511   }
 512
 513   if (command_line.HasSwitch(switches::kValidateCrx)) {
 514     if (!process_startup) {
 515       LOG(ERROR) << "chrome is already running; you must close all running "
 516                  << "instances before running with the --"
 517                  << switches::kValidateCrx << " flag";
 518       return false;
 519     }
 520     extensions::StartupHelper helper;
 521     std::string message;
 522     std::string error;
 523     if (helper.ValidateCrx(command_line, &error))
 524       message = std::string("ValidateCrx Success");
 525     else
 526       message = std::string("ValidateCrx Failure: ") + error;
 527     printf("%s\n", message.c_str());
 528     return false;
 529   }
 530
 531   if (command_line.HasSwitch(switches::kLimitedInstallFromWebstore)) {
 532     extensions::StartupHelper helper;
 533     helper.LimitedInstallFromWebstore(command_line, last_used_profile,
 534                                       base::Bind(&base::DoNothing));
 535   }
 536
 537 #if defined(OS_CHROMEOS)
 538   // The browser will be launched after the user logs in.
 539   if (command_line.HasSwitch(chromeos::switches::kLoginManager) ||
 540       command_line.HasSwitch(chromeos::switches::kLoginPassword)) {
 541     silent_launch = true;
 542   }
 543
 544   if (chrome::IsRunningInAppMode() &&
 545       command_line.HasSwitch(switches::kAppId)) {
 546     chromeos::LaunchAppOrDie(
 547         last_used_profile,
 548         command_line.GetSwitchValueASCII(switches::kAppId));
 549
 550     // Skip browser launch since app mode launches its app window.
 551     silent_launch = true;
 552   }
 553
 554   // If we are a demo app session and we crashed, there is no safe recovery
 555   // possible. We should instead cleanly exit and go back to the OOBE screen,
 556   // where we will launch again after the timeout has expired.
 557   if (chromeos::DemoAppLauncher::IsDemoAppSession(
 558       command_line.GetSwitchValueASCII(chromeos::switches::kLoginUser))) {
 559     chrome::AttemptUserExit();
 560     return false;
 561   }
 562 #endif
 563
 564 #if defined(TOOLKIT_VIEWS) && defined(USE_X11)
 565   ui::TouchFactory::SetTouchDeviceListFromCommandLine();
 566 #endif
 567
 568 #if defined(OS_MACOSX)
 569   if (web_app::MaybeRebuildShortcut(command_line))
 570     return true;
 571 #endif
 572
 573   if (!process_startup &&
 574       command_line.HasSwitch(switches::kDumpBrowserHistograms)) {
 575     // Only handle --dump-browser-histograms from a rendezvous. In this case, do
 576     // not open a new browser window even if no output file was given.
 577     base::FilePath output_file(
 578         command_line.GetSwitchValuePath(switches::kDumpBrowserHistograms));
 579     if (!output_file.empty()) {
 580       BrowserThread::PostBlockingPoolTask(
 581           FROM_HERE,
 582           base::Bind(&DumpBrowserHistograms, output_file));
 583     }
 584     silent_launch = true;
 585   }
 586
 587   // If we don't want to launch a new browser window or tab we are done here.
 588   if (silent_launch)
 589     return true;
 590
 591   // Check for --load-and-launch-app.
 592   if (command_line.HasSwitch(apps::kLoadAndLaunchApp) &&
 593       !IncognitoModePrefs::ShouldLaunchIncognito(
 594           command_line, last_used_profile->GetPrefs())) {
 595     CommandLine::StringType path = command_line.GetSwitchValueNative(
 596         apps::kLoadAndLaunchApp);
 597
 598     if (!apps::AppLoadService::Get(last_used_profile)->LoadAndLaunch(
 599             base::FilePath(path), command_line, cur_dir)) {
 600       return false;
 601     }
 602
 603     // Return early here since we don't want to open a browser window.
 604     // The exception is when there are no browser windows, since we don't want
 605     // chrome to shut down.
 606     // TODO(jackhou): Do this properly once keep-alive is handled by the
 607     // background page of apps. Tracked at http://crbug.com/175381
 608     if (chrome::GetTotalBrowserCountForProfile(last_used_profile) != 0)
 609       return true;
 610   }
 611
 612   chrome::startup::IsProcessStartup is_process_startup = process_startup ?
 613       chrome::startup::IS_PROCESS_STARTUP :
 614       chrome::startup::IS_NOT_PROCESS_STARTUP;
 615   chrome::startup::IsFirstRun is_first_run = first_run::IsChromeFirstRun() ?
 616       chrome::startup::IS_FIRST_RUN : chrome::startup::IS_NOT_FIRST_RUN;
 617   // |last_opened_profiles| will be empty in the following circumstances:
 618   // - This is the first launch. |last_used_profile| is the initial profile.
 619   // - The user exited the browser by closing all windows for all
 620   // profiles. |last_used_profile| is the profile which owned the last open
 621   // window.
 622   // - Only incognito windows were open when the browser exited.
 623   // |last_used_profile| is the last used incognito profile. Restoring it will
 624   // create a browser window for the corresponding original profile.
 625   if (last_opened_profiles.empty()) {
 626     // If the last used profile is locked or was a guest, show the user manager.
 627     if (switches::IsNewProfileManagement()) {
 628       ProfileInfoCache& profile_info =
 629           g_browser_process->profile_manager()->GetProfileInfoCache();
 630       size_t profile_index = profile_info.GetIndexOfProfileWithPath(
 631           last_used_profile->GetPath());
 632       bool signin_required = profile_index != std::string::npos &&
 633           profile_info.ProfileIsSigninRequiredAtIndex(profile_index);
 634       if (signin_required || last_used_profile->IsGuestSession()) {
 635         chrome::ShowUserManager(base::FilePath());
 636         return true;
 637       }
 638     }
 639     if (!browser_creator->LaunchBrowser(command_line, last_used_profile,
 640                                         cur_dir, is_process_startup,
 641                                         is_first_run, return_code)) {
 642       return false;
 643     }
 644   } else {
 645     // Launch the last used profile with the full command line, and the other
 646     // opened profiles without the URLs to launch.
 647     CommandLine command_line_without_urls(command_line.GetProgram());
 648     const CommandLine::SwitchMap& switches = command_line.GetSwitches();
 649     for (CommandLine::SwitchMap::const_iterator switch_it = switches.begin();
 650          switch_it != switches.end(); ++switch_it) {
 651       command_line_without_urls.AppendSwitchNative(switch_it->first,
 652                                                    switch_it->second);
 653     }
 654     // Launch the profiles in the order they became active.
 655     for (Profiles::const_iterator it = last_opened_profiles.begin();
 656          it != last_opened_profiles.end(); ++it) {
 657       // Don't launch additional profiles which would only open a new tab
 658       // page. When restarting after an update, all profiles will reopen last
 659       // open pages.
 660       SessionStartupPref startup_pref =
 661           GetSessionStartupPref(command_line, *it);
 662       if (*it != last_used_profile &&
 663           startup_pref.type == SessionStartupPref::DEFAULT &&
 664           !HasPendingUncleanExit(*it))
 665         continue;
 666
 667       // Don't re-open a browser window for the guest profile.
 668       if (switches::IsNewProfileManagement() &&
 669           (*it)->IsGuestSession())
 670         continue;
 671
 672       if (!browser_creator->LaunchBrowser((*it == last_used_profile) ?
 673           command_line : command_line_without_urls, *it, cur_dir,
 674           is_process_startup, is_first_run, return_code))
 675         return false;
 676       // We've launched at least one browser.
 677       is_process_startup = chrome::startup::IS_NOT_PROCESS_STARTUP;
 678     }
 679     // This must be done after all profiles have been launched so the observer
 680     // knows about all profiles to wait for before activating this one.
 681
 682     // If the last used profile was the guest one, we didn't open it so
 683     // we don't need to activate it either.
 684     if (!switches::IsNewProfileManagement() &&
 685         !last_used_profile->IsGuestSession())
 686       profile_launch_observer.Get().set_profile_to_activate(last_used_profile);
 687   }
 688   return true;
 689 }
 690
 691 // static
 692 void StartupBrowserCreator::ProcessCommandLineOnProfileCreated(
 693     const CommandLine& command_line,
 694     const base::FilePath& cur_dir,
 695     Profile* profile,
 696     Profile::CreateStatus status) {
 697   if (status == Profile::CREATE_STATUS_INITIALIZED)
 698     ProcessCmdLineImpl(command_line, cur_dir, false, profile, Profiles(), NULL,
 699                        NULL);
 700 }
 701
 702 // static
 703 void StartupBrowserCreator::ProcessCommandLineAlreadyRunning(
 704     const CommandLine& command_line,
 705     const base::FilePath& cur_dir,
 706     const base::FilePath& profile_path) {
 707   ProfileManager* profile_manager = g_browser_process->profile_manager();
 708   Profile* profile = profile_manager->GetProfileByPath(profile_path);
 709
 710   // The profile isn't loaded yet and so needs to be loaded asynchronously.
 711   if (!profile) {
 712     profile_manager->CreateProfileAsync(profile_path,
 713         base::Bind(&StartupBrowserCreator::ProcessCommandLineOnProfileCreated,
 714                    command_line, cur_dir), base::string16(), base::string16(),
 715                    std::string());
 716     return;
 717   }
 718
 719   ProcessCmdLineImpl(command_line, cur_dir, false, profile, Profiles(), NULL,
 720                      NULL);
 721 }
 722
 723 // static
 724 bool StartupBrowserCreator::ActivatedProfile() {
 725   return profile_launch_observer.Get().activated_profile();
 726 }
 727
 728 bool HasPendingUncleanExit(Profile* profile) {
 729   return profile->GetLastSessionExitType() == Profile::EXIT_CRASHED &&
 730       !profile_launch_observer.Get().HasBeenLaunched(profile);
 731 }
 732
 733 base::FilePath GetStartupProfilePath(const base::FilePath& user_data_dir,
 734                                      const CommandLine& command_line) {
 735   // If we are showing the app list then chrome isn't shown so load the app
 736   // list's profile rather than chrome's.
 737   if (command_line.HasSwitch(switches::kShowAppList)) {
 738     return AppListService::Get(chrome::HOST_DESKTOP_TYPE_NATIVE)->
 739         GetProfilePath(user_data_dir);
 740   }
 741
 742   if (command_line.HasSwitch(switches::kProfileDirectory)) {
 743     return user_data_dir.Append(
 744         command_line.GetSwitchValuePath(switches::kProfileDirectory));
 745   }
 746
 747   return g_browser_process->profile_manager()->GetLastUsedProfileDir(
 748       user_data_dir);
 749 }