Upstream version 7.36.149.0
[platform/framework/web/crosswalk.git] / 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/google/google_util.h"
39 #include "chrome/browser/notifications/desktop_notification_service.h"
40 #include "chrome/browser/prefs/incognito_mode_prefs.h"
41 #include "chrome/browser/prefs/session_startup_pref.h"
42 #include "chrome/browser/profiles/profile.h"
43 #include "chrome/browser/profiles/profile_manager.h"
44 #include "chrome/browser/profiles/profiles_state.h"
45 #include "chrome/browser/search_engines/util.h"
46 #include "chrome/browser/ui/app_list/app_list_service.h"
47 #include "chrome/browser/ui/browser.h"
48 #include "chrome/browser/ui/browser_dialogs.h"
49 #include "chrome/browser/ui/browser_finder.h"
50 #include "chrome/browser/ui/browser_window.h"
51 #include "chrome/browser/ui/startup/startup_browser_creator_impl.h"
52 #include "chrome/common/chrome_constants.h"
53 #include "chrome/common/chrome_paths.h"
54 #include "chrome/common/chrome_result_codes.h"
55 #include "chrome/common/chrome_switches.h"
56 #include "chrome/common/chrome_version_info.h"
57 #include "chrome/common/net/url_fixer_upper.h"
58 #include "chrome/common/pref_names.h"
59 #include "chrome/common/url_constants.h"
60 #include "chrome/installer/util/browser_distribution.h"
61 #include "components/signin/core/common/profile_management_switches.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/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(ENABLE_FULL_PRINTING)
89 #include "chrome/browser/printing/cloud_print/cloud_print_proxy_service.h"
90 #include "chrome/browser/printing/cloud_print/cloud_print_proxy_service_factory.h"
91 #include "chrome/browser/printing/print_dialog_cloud.h"
92 #endif
93
94 using content::BrowserThread;
95 using content::ChildProcessSecurityPolicy;
96
97 namespace {
98
99 // Keeps track on which profiles have been launched.
100 class ProfileLaunchObserver : public content::NotificationObserver {
101  public:
102   ProfileLaunchObserver()
103       : profile_to_activate_(NULL),
104         activated_profile_(false) {
105     registrar_.Add(this, chrome::NOTIFICATION_PROFILE_DESTROYED,
106                    content::NotificationService::AllSources());
107     registrar_.Add(this, chrome::NOTIFICATION_BROWSER_WINDOW_READY,
108                    content::NotificationService::AllSources());
109   }
110   virtual ~ProfileLaunchObserver() {}
111
112   virtual void Observe(int type,
113                        const content::NotificationSource& source,
114                        const content::NotificationDetails& details) OVERRIDE {
115     switch (type) {
116       case chrome::NOTIFICATION_PROFILE_DESTROYED: {
117         Profile* profile = content::Source<Profile>(source).ptr();
118         launched_profiles_.erase(profile);
119         opened_profiles_.erase(profile);
120         if (profile == profile_to_activate_)
121           profile_to_activate_ = NULL;
122         // If this profile was the last launched one without an opened window,
123         // then we may be ready to activate |profile_to_activate_|.
124         MaybeActivateProfile();
125         break;
126       }
127       case chrome::NOTIFICATION_BROWSER_WINDOW_READY: {
128         Browser* browser = content::Source<Browser>(source).ptr();
129         DCHECK(browser);
130         opened_profiles_.insert(browser->profile());
131         MaybeActivateProfile();
132         break;
133       }
134       default:
135         NOTREACHED();
136     }
137   }
138
139   bool HasBeenLaunched(const Profile* profile) const {
140     return launched_profiles_.find(profile) != launched_profiles_.end();
141   }
142
143   void AddLaunched(Profile* profile) {
144     launched_profiles_.insert(profile);
145     // Since the startup code only executes for browsers launched in
146     // desktop mode, i.e., HOST_DESKTOP_TYPE_NATIVE. Ash should never get here.
147     if (chrome::FindBrowserWithProfile(profile,
148                                        chrome::HOST_DESKTOP_TYPE_NATIVE)) {
149       // A browser may get opened before we get initialized (e.g., in tests),
150       // so we never see the NOTIFICATION_BROWSER_WINDOW_READY for it.
151       opened_profiles_.insert(profile);
152     }
153   }
154
155   void Clear() {
156     launched_profiles_.clear();
157     opened_profiles_.clear();
158   }
159
160   bool activated_profile() { return activated_profile_; }
161
162   void set_profile_to_activate(Profile* profile) {
163     profile_to_activate_ = profile;
164     MaybeActivateProfile();
165   }
166
167  private:
168   void MaybeActivateProfile() {
169     if (!profile_to_activate_)
170       return;
171     // Check that browsers have been opened for all the launched profiles.
172     // Note that browsers opened for profiles that were not added as launched
173     // profiles are simply ignored.
174     std::set<const Profile*>::const_iterator i = launched_profiles_.begin();
175     for (; i != launched_profiles_.end(); ++i) {
176       if (opened_profiles_.find(*i) == opened_profiles_.end())
177         return;
178     }
179     // Asynchronous post to give a chance to the last window to completely
180     // open and activate before trying to activate |profile_to_activate_|.
181     BrowserThread::PostTask(
182         BrowserThread::UI, FROM_HERE,
183         base::Bind(&ProfileLaunchObserver::ActivateProfile,
184                    base::Unretained(this)));
185     // Avoid posting more than once before ActivateProfile gets called.
186     registrar_.Remove(this, chrome::NOTIFICATION_BROWSER_WINDOW_READY,
187                       content::NotificationService::AllSources());
188     registrar_.Remove(this, chrome::NOTIFICATION_PROFILE_DESTROYED,
189                       content::NotificationService::AllSources());
190   }
191
192   void ActivateProfile() {
193     // We need to test again, in case the profile got deleted in the mean time.
194     if (profile_to_activate_) {
195       Browser* browser = chrome::FindBrowserWithProfile(
196           profile_to_activate_, chrome::HOST_DESKTOP_TYPE_NATIVE);
197       // |profile| may never get launched, e.g., if it only had
198       // incognito Windows and one of them was used to exit Chrome.
199       // So it won't have a browser in that case.
200       if (browser)
201         browser->window()->Activate();
202       // No need try to activate this profile again.
203       profile_to_activate_ = NULL;
204     }
205     // Assign true here, even if no browser was actually activated, so that
206     // the test can stop waiting, and fail gracefully when needed.
207     activated_profile_ = true;
208   }
209
210   // These are the profiles that get launched by
211   // StartupBrowserCreator::LaunchBrowser.
212   std::set<const Profile*> launched_profiles_;
213   // These are the profiles for which at least one browser window has been
214   // opened. This is needed to know when it is safe to activate
215   // |profile_to_activate_|, otherwise, new browser windows being opened will
216   // be activated on top of it.
217   std::set<const Profile*> opened_profiles_;
218   content::NotificationRegistrar registrar_;
219   // This is NULL until the profile to activate has been chosen. This value,
220   // should only be set once all profiles have been launched, otherwise,
221   // activation may not happen after the launch of newer profiles.
222   Profile* profile_to_activate_;
223   // Set once we attempted to activate a profile. We only get one shot at this.
224   bool activated_profile_;
225
226   DISALLOW_COPY_AND_ASSIGN(ProfileLaunchObserver);
227 };
228
229 base::LazyInstance<ProfileLaunchObserver> profile_launch_observer =
230     LAZY_INSTANCE_INITIALIZER;
231
232 // Dumps the current set of the browser process's histograms to |output_file|.
233 // The file is overwritten if it exists. This function should only be called in
234 // the blocking pool.
235 void DumpBrowserHistograms(const base::FilePath& output_file) {
236   base::ThreadRestrictions::AssertIOAllowed();
237
238   std::string output_string(base::StatisticsRecorder::ToJSON(std::string()));
239   base::WriteFile(output_file, output_string.data(),
240                   static_cast<int>(output_string.size()));
241 }
242
243 }  // namespace
244
245 StartupBrowserCreator::StartupBrowserCreator()
246     : is_default_browser_dialog_suppressed_(false),
247       show_main_browser_window_(true) {
248 }
249
250 StartupBrowserCreator::~StartupBrowserCreator() {}
251
252 // static
253 bool StartupBrowserCreator::was_restarted_read_ = false;
254
255 // static
256 bool StartupBrowserCreator::in_synchronous_profile_launch_ = false;
257
258 void StartupBrowserCreator::AddFirstRunTab(const GURL& url) {
259   first_run_tabs_.push_back(url);
260 }
261
262 // static
263 bool StartupBrowserCreator::InSynchronousProfileLaunch() {
264   return in_synchronous_profile_launch_;
265 }
266
267 bool StartupBrowserCreator::LaunchBrowser(
268     const CommandLine& command_line,
269     Profile* profile,
270     const base::FilePath& cur_dir,
271     chrome::startup::IsProcessStartup process_startup,
272     chrome::startup::IsFirstRun is_first_run,
273     int* return_code) {
274
275   in_synchronous_profile_launch_ =
276       process_startup == chrome::startup::IS_PROCESS_STARTUP;
277   DCHECK(profile);
278
279   // Continue with the incognito profile from here on if Incognito mode
280   // is forced.
281   if (IncognitoModePrefs::ShouldLaunchIncognito(command_line,
282                                                 profile->GetPrefs())) {
283     profile = profile->GetOffTheRecordProfile();
284   } else if (command_line.HasSwitch(switches::kIncognito)) {
285     LOG(WARNING) << "Incognito mode disabled by policy, launching a normal "
286                  << "browser session.";
287   }
288
289   // Note: This check should have been done in ProcessCmdLineImpl()
290   // before calling this function. However chromeos/login/login_utils.cc
291   // calls this function directly (see comments there) so it has to be checked
292   // again.
293   const bool silent_launch = command_line.HasSwitch(switches::kSilentLaunch);
294
295   if (!silent_launch) {
296     StartupBrowserCreatorImpl lwp(cur_dir, command_line, this, is_first_run);
297     const std::vector<GURL> urls_to_launch =
298         GetURLsFromCommandLine(command_line, cur_dir, profile);
299     chrome::HostDesktopType host_desktop_type =
300         chrome::HOST_DESKTOP_TYPE_NATIVE;
301
302 #if defined(OS_WIN) && defined(USE_ASH)
303     // We want to maintain only one type of instance for now, either ASH
304     // or desktop.
305     // TODO(shrikant): Remove this code once we decide on running both desktop
306     // and ASH instances side by side.
307     if (ash::Shell::HasInstance())
308       host_desktop_type = chrome::HOST_DESKTOP_TYPE_ASH;
309 #endif
310
311     const bool launched = lwp.Launch(profile, urls_to_launch,
312                                in_synchronous_profile_launch_,
313                                host_desktop_type);
314     in_synchronous_profile_launch_ = false;
315     if (!launched) {
316       LOG(ERROR) << "launch error";
317       if (return_code)
318         *return_code = chrome::RESULT_CODE_INVALID_CMDLINE_URL;
319       return false;
320     }
321   } else {
322     in_synchronous_profile_launch_ = false;
323   }
324
325   profile_launch_observer.Get().AddLaunched(profile);
326
327 #if defined(OS_CHROMEOS)
328   g_browser_process->platform_part()->profile_helper()->ProfileStartup(
329       profile,
330       process_startup);
331 #endif
332   return true;
333 }
334
335 // static
336 bool StartupBrowserCreator::WasRestarted() {
337   // Stores the value of the preference kWasRestarted had when it was read.
338   static bool was_restarted = false;
339
340   if (!was_restarted_read_) {
341     PrefService* pref_service = g_browser_process->local_state();
342     was_restarted = pref_service->GetBoolean(prefs::kWasRestarted);
343     pref_service->SetBoolean(prefs::kWasRestarted, false);
344     was_restarted_read_ = true;
345   }
346   return was_restarted;
347 }
348
349 // static
350 SessionStartupPref StartupBrowserCreator::GetSessionStartupPref(
351     const CommandLine& command_line,
352     Profile* profile) {
353   DCHECK(profile);
354   PrefService* prefs = profile->GetPrefs();
355   SessionStartupPref pref = SessionStartupPref::GetStartupPref(prefs);
356
357   // IsChromeFirstRun() looks for a sentinel file to determine whether the user
358   // is starting Chrome for the first time. On Chrome OS, the sentinel is stored
359   // in a location shared by all users and the check is meaningless. Query the
360   // UserManager instead to determine whether the user is new.
361 #if defined(OS_CHROMEOS)
362   const bool is_first_run = chromeos::UserManager::Get()->IsCurrentUserNew();
363 #else
364   const bool is_first_run = first_run::IsChromeFirstRun();
365 #endif
366
367   // The pref has an OS-dependent default value. For the first run only, this
368   // default is overridden with SessionStartupPref::DEFAULT so that first run
369   // behavior (sync promo, welcome page) is consistently invoked.
370   // This applies only if the pref is still at its default and has not been
371   // set by the user, managed prefs or policy.
372   if (is_first_run && SessionStartupPref::TypeIsDefault(prefs))
373     pref.type = SessionStartupPref::DEFAULT;
374
375   // The switches::kRestoreLastSession command line switch is used to restore
376   // sessions after a browser self restart (e.g. after a Chrome upgrade).
377   // However, new profiles can be created from a browser process that has this
378   // switch so do not set the session pref to SessionStartupPref::LAST for
379   // those as there is nothing to restore.
380   if ((command_line.HasSwitch(switches::kRestoreLastSession) ||
381        StartupBrowserCreator::WasRestarted()) &&
382       !profile->IsNewProfile()) {
383     pref.type = SessionStartupPref::LAST;
384   }
385   if (pref.type == SessionStartupPref::LAST &&
386       IncognitoModePrefs::ShouldLaunchIncognito(command_line, prefs)) {
387     // We don't store session information when incognito. If the user has
388     // chosen to restore last session and launched incognito, fallback to
389     // default launch behavior.
390     pref.type = SessionStartupPref::DEFAULT;
391   }
392
393   return pref;
394 }
395
396 // static
397 void StartupBrowserCreator::ClearLaunchedProfilesForTesting() {
398   profile_launch_observer.Get().Clear();
399 }
400
401 // static
402 std::vector<GURL> StartupBrowserCreator::GetURLsFromCommandLine(
403     const CommandLine& command_line,
404     const base::FilePath& cur_dir,
405     Profile* profile) {
406   std::vector<GURL> urls;
407
408   const CommandLine::StringVector& params = command_line.GetArgs();
409   for (size_t i = 0; i < params.size(); ++i) {
410     base::FilePath param = base::FilePath(params[i]);
411     // Handle Vista way of searching - "? <search-term>"
412     if ((param.value().size() > 2) && (param.value()[0] == '?') &&
413         (param.value()[1] == ' ')) {
414       GURL url(GetDefaultSearchURLForSearchTerms(
415           profile, param.LossyDisplayName().substr(2)));
416       if (url.is_valid()) {
417         urls.push_back(url);
418         continue;
419       }
420     }
421
422     // Otherwise, fall through to treating it as a URL.
423
424     // This will create a file URL or a regular URL.
425     // This call can (in rare circumstances) block the UI thread.
426     // Allow it until this bug is fixed.
427     //  http://code.google.com/p/chromium/issues/detail?id=60641
428     GURL url = GURL(param.MaybeAsASCII());
429     // http://crbug.com/371030: Only use URLFixerUpper if we don't have a valid
430     // URL, otherwise we will look in the current directory for a file named
431     // 'about' if the browser was started with a about:foo argument.
432     if (!url.is_valid()) {
433       base::ThreadRestrictions::ScopedAllowIO allow_io;
434       url = URLFixerUpper::FixupRelativeFile(cur_dir, param);
435     }
436     // Exclude dangerous schemes.
437     if (url.is_valid()) {
438       ChildProcessSecurityPolicy* policy =
439           ChildProcessSecurityPolicy::GetInstance();
440       if (policy->IsWebSafeScheme(url.scheme()) ||
441           url.SchemeIs(content::kFileScheme) ||
442 #if defined(OS_CHROMEOS)
443           // In ChromeOS, allow a settings page to be specified on the
444           // command line. See ExistingUserController::OnLoginSuccess.
445           (url.spec().find(chrome::kChromeUISettingsURL) == 0) ||
446 #endif
447           (url.spec().compare(content::kAboutBlankURL) == 0)) {
448         urls.push_back(url);
449       }
450     }
451   }
452   return urls;
453 }
454
455 // static
456 bool StartupBrowserCreator::ProcessCmdLineImpl(
457     const CommandLine& command_line,
458     const base::FilePath& cur_dir,
459     bool process_startup,
460     Profile* last_used_profile,
461     const Profiles& last_opened_profiles,
462     int* return_code,
463     StartupBrowserCreator* browser_creator) {
464   DCHECK(last_used_profile);
465   if (process_startup) {
466     if (command_line.HasSwitch(switches::kDisablePromptOnRepost))
467       content::NavigationController::DisablePromptOnRepost();
468   }
469
470   bool silent_launch = false;
471
472 #if defined(ENABLE_FULL_PRINTING)
473   // If we are just displaying a print dialog we shouldn't open browser
474   // windows.
475   if (command_line.HasSwitch(switches::kCloudPrintFile) &&
476       print_dialog_cloud::CreatePrintDialogFromCommandLine(last_used_profile,
477                                                            command_line)) {
478     silent_launch = true;
479   }
480
481   // If we are checking the proxy enabled policy, don't open any windows.
482   if (command_line.HasSwitch(switches::kCheckCloudPrintConnectorPolicy)) {
483     silent_launch = true;
484     if (CloudPrintProxyServiceFactory::GetForProfile(last_used_profile)->
485         EnforceCloudPrintConnectorPolicyAndQuit())
486       // Success, nothing more needs to be done, so return false to stop
487       // launching and quit.
488       return false;
489   }
490 #endif  // defined(ENABLE_FULL_PRINTING)
491
492   if (command_line.HasSwitch(switches::kExplicitlyAllowedPorts)) {
493     std::string allowed_ports =
494         command_line.GetSwitchValueASCII(switches::kExplicitlyAllowedPorts);
495     net::SetExplicitlyAllowedPorts(allowed_ports);
496   }
497
498   if (command_line.HasSwitch(switches::kInstallFromWebstore)) {
499     extensions::StartupHelper helper;
500     helper.InstallFromWebstore(command_line, last_used_profile);
501     // Nothing more needs to be done, so return false to stop launching and
502     // quit.
503     return false;
504   }
505
506   if (command_line.HasSwitch(switches::kValidateCrx)) {
507     if (!process_startup) {
508       LOG(ERROR) << "chrome is already running; you must close all running "
509                  << "instances before running with the --"
510                  << switches::kValidateCrx << " flag";
511       return false;
512     }
513     extensions::StartupHelper helper;
514     std::string message;
515     std::string error;
516     if (helper.ValidateCrx(command_line, &error))
517       message = std::string("ValidateCrx Success");
518     else
519       message = std::string("ValidateCrx Failure: ") + error;
520     printf("%s\n", message.c_str());
521     return false;
522   }
523
524   if (command_line.HasSwitch(switches::kLimitedInstallFromWebstore)) {
525     extensions::StartupHelper helper;
526     helper.LimitedInstallFromWebstore(command_line, last_used_profile,
527                                       base::Bind(&base::DoNothing));
528   }
529
530 #if defined(OS_CHROMEOS)
531   // The browser will be launched after the user logs in.
532   if (command_line.HasSwitch(chromeos::switches::kLoginManager) ||
533       command_line.HasSwitch(chromeos::switches::kLoginPassword)) {
534     silent_launch = true;
535   }
536
537   if (chrome::IsRunningInAppMode() &&
538       command_line.HasSwitch(switches::kAppId)) {
539     chromeos::LaunchAppOrDie(
540         last_used_profile,
541         command_line.GetSwitchValueASCII(switches::kAppId));
542
543     // Skip browser launch since app mode launches its app window.
544     silent_launch = true;
545   }
546
547   // If we are a demo app session and we crashed, there is no safe recovery
548   // possible. We should instead cleanly exit and go back to the OOBE screen,
549   // where we will launch again after the timeout has expired.
550   if (chromeos::DemoAppLauncher::IsDemoAppSession(
551       command_line.GetSwitchValueASCII(chromeos::switches::kLoginUser))) {
552     chrome::AttemptUserExit();
553     return false;
554   }
555 #endif
556
557 #if defined(TOOLKIT_VIEWS) && defined(USE_X11)
558   ui::TouchFactory::SetTouchDeviceListFromCommandLine();
559 #endif
560
561   if (!process_startup &&
562       command_line.HasSwitch(switches::kDumpBrowserHistograms)) {
563     // Only handle --dump-browser-histograms from a rendezvous. In this case, do
564     // not open a new browser window even if no output file was given.
565     base::FilePath output_file(
566         command_line.GetSwitchValuePath(switches::kDumpBrowserHistograms));
567     if (!output_file.empty()) {
568       BrowserThread::PostBlockingPoolTask(
569           FROM_HERE,
570           base::Bind(&DumpBrowserHistograms, output_file));
571     }
572     silent_launch = true;
573   }
574
575   // If we don't want to launch a new browser window or tab we are done here.
576   if (silent_launch)
577     return true;
578
579   // Check for --load-and-launch-app.
580   if (command_line.HasSwitch(apps::kLoadAndLaunchApp) &&
581       !IncognitoModePrefs::ShouldLaunchIncognito(
582           command_line, last_used_profile->GetPrefs())) {
583     CommandLine::StringType path = command_line.GetSwitchValueNative(
584         apps::kLoadAndLaunchApp);
585
586     if (!apps::AppLoadService::Get(last_used_profile)->LoadAndLaunch(
587             base::FilePath(path), command_line, cur_dir)) {
588       return false;
589     }
590
591     // Return early here since we don't want to open a browser window.
592     // The exception is when there are no browser windows, since we don't want
593     // chrome to shut down.
594     // TODO(jackhou): Do this properly once keep-alive is handled by the
595     // background page of apps. Tracked at http://crbug.com/175381
596     if (chrome::GetTotalBrowserCountForProfile(last_used_profile) != 0)
597       return true;
598   }
599
600   chrome::startup::IsProcessStartup is_process_startup = process_startup ?
601       chrome::startup::IS_PROCESS_STARTUP :
602       chrome::startup::IS_NOT_PROCESS_STARTUP;
603   chrome::startup::IsFirstRun is_first_run = first_run::IsChromeFirstRun() ?
604       chrome::startup::IS_FIRST_RUN : chrome::startup::IS_NOT_FIRST_RUN;
605   // |last_opened_profiles| will be empty in the following circumstances:
606   // - This is the first launch. |last_used_profile| is the initial profile.
607   // - The user exited the browser by closing all windows for all
608   // profiles. |last_used_profile| is the profile which owned the last open
609   // window.
610   // - Only incognito windows were open when the browser exited.
611   // |last_used_profile| is the last used incognito profile. Restoring it will
612   // create a browser window for the corresponding original profile.
613   if (last_opened_profiles.empty()) {
614     // If the last used profile is locked or was a guest, show the user manager.
615     if (switches::IsNewProfileManagement()) {
616       ProfileInfoCache& profile_info =
617           g_browser_process->profile_manager()->GetProfileInfoCache();
618       size_t profile_index = profile_info.GetIndexOfProfileWithPath(
619           last_used_profile->GetPath());
620       bool signin_required = profile_index != std::string::npos &&
621           profile_info.ProfileIsSigninRequiredAtIndex(profile_index);
622       if (signin_required || last_used_profile->IsGuestSession()) {
623         chrome::ShowUserManager(base::FilePath());
624         return true;
625       }
626     }
627     if (!browser_creator->LaunchBrowser(command_line, last_used_profile,
628                                         cur_dir, is_process_startup,
629                                         is_first_run, return_code)) {
630       return false;
631     }
632   } else {
633     // Launch the last used profile with the full command line, and the other
634     // opened profiles without the URLs to launch.
635     CommandLine command_line_without_urls(command_line.GetProgram());
636     const CommandLine::SwitchMap& switches = command_line.GetSwitches();
637     for (CommandLine::SwitchMap::const_iterator switch_it = switches.begin();
638          switch_it != switches.end(); ++switch_it) {
639       command_line_without_urls.AppendSwitchNative(switch_it->first,
640                                                    switch_it->second);
641     }
642     // Launch the profiles in the order they became active.
643     for (Profiles::const_iterator it = last_opened_profiles.begin();
644          it != last_opened_profiles.end(); ++it) {
645       // Don't launch additional profiles which would only open a new tab
646       // page. When restarting after an update, all profiles will reopen last
647       // open pages.
648       SessionStartupPref startup_pref =
649           GetSessionStartupPref(command_line, *it);
650       if (*it != last_used_profile &&
651           startup_pref.type == SessionStartupPref::DEFAULT &&
652           !HasPendingUncleanExit(*it))
653         continue;
654
655       // Don't re-open a browser window for the guest profile.
656       if (switches::IsNewProfileManagement() &&
657           (*it)->IsGuestSession())
658         continue;
659
660       if (!browser_creator->LaunchBrowser((*it == last_used_profile) ?
661           command_line : command_line_without_urls, *it, cur_dir,
662           is_process_startup, is_first_run, return_code))
663         return false;
664       // We've launched at least one browser.
665       is_process_startup = chrome::startup::IS_NOT_PROCESS_STARTUP;
666     }
667     // This must be done after all profiles have been launched so the observer
668     // knows about all profiles to wait for before activating this one.
669
670     // If the last used profile was the guest one, we didn't open it so
671     // we don't need to activate it either.
672     if (!switches::IsNewProfileManagement() &&
673         !last_used_profile->IsGuestSession())
674       profile_launch_observer.Get().set_profile_to_activate(last_used_profile);
675   }
676   return true;
677 }
678
679 // static
680 void StartupBrowserCreator::ProcessCommandLineOnProfileCreated(
681     const CommandLine& command_line,
682     const base::FilePath& cur_dir,
683     Profile* profile,
684     Profile::CreateStatus status) {
685   if (status == Profile::CREATE_STATUS_INITIALIZED)
686     ProcessCmdLineImpl(command_line, cur_dir, false, profile, Profiles(), NULL,
687                        NULL);
688 }
689
690 // static
691 void StartupBrowserCreator::ProcessCommandLineAlreadyRunning(
692     const CommandLine& command_line,
693     const base::FilePath& cur_dir,
694     const base::FilePath& profile_path) {
695   ProfileManager* profile_manager = g_browser_process->profile_manager();
696   Profile* profile = profile_manager->GetProfileByPath(profile_path);
697
698   // The profile isn't loaded yet and so needs to be loaded asynchronously.
699   if (!profile) {
700     profile_manager->CreateProfileAsync(profile_path,
701         base::Bind(&StartupBrowserCreator::ProcessCommandLineOnProfileCreated,
702                    command_line, cur_dir), base::string16(), base::string16(),
703                    std::string());
704     return;
705   }
706
707   ProcessCmdLineImpl(command_line, cur_dir, false, profile, Profiles(), NULL,
708                      NULL);
709 }
710
711 // static
712 bool StartupBrowserCreator::ActivatedProfile() {
713   return profile_launch_observer.Get().activated_profile();
714 }
715
716 bool HasPendingUncleanExit(Profile* profile) {
717   return profile->GetLastSessionExitType() == Profile::EXIT_CRASHED &&
718       !profile_launch_observer.Get().HasBeenLaunched(profile);
719 }
720
721 base::FilePath GetStartupProfilePath(const base::FilePath& user_data_dir,
722                                      const CommandLine& command_line) {
723   // If we are showing the app list then chrome isn't shown so load the app
724   // list's profile rather than chrome's.
725   if (command_line.HasSwitch(switches::kShowAppList)) {
726     return AppListService::Get(chrome::HOST_DESKTOP_TYPE_NATIVE)->
727         GetProfilePath(user_data_dir);
728   }
729
730   if (command_line.HasSwitch(switches::kProfileDirectory)) {
731     return user_data_dir.Append(
732         command_line.GetSwitchValuePath(switches::kProfileDirectory));
733   }
734
735   return g_browser_process->profile_manager()->GetLastUsedProfileDir(
736       user_data_dir);
737 }