Fix "crashed extension" infobar browser crashes.

chrome/browser/browser.cc

 // Copyright (c) 2006-2009 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/browser.h"
 
 #include "app/animation.h"
 #include "app/l10n_util.h"
 #include "base/command_line.h"
 #include "base/idle_timer.h"
 #include "base/keyboard_codes.h"
 #include "base/logging.h"
 #include "base/string_util.h"
 #include "base/thread.h"
 #include "chrome/app/chrome_dll_resource.h"
 #include "chrome/browser/bookmarks/bookmark_model.h"
 #include "chrome/browser/browser_list.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/browser_shutdown.h"
 #include "chrome/browser/browser_window.h"
 #include "chrome/browser/character_encoding.h"
 #include "chrome/browser/debugger/devtools_manager.h"
 #include "chrome/browser/download/download_item_model.h"
 #include "chrome/browser/download/download_manager.h"
 #include "chrome/browser/download/download_shelf.h"
 #include "chrome/browser/download/download_started_animation.h"
+#include "chrome/browser/extensions/crashed_extension_infobar.h"
 #include "chrome/browser/extensions/extension_disabled_infobar_delegate.h"
 #include "chrome/browser/find_bar.h"
 #include "chrome/browser/find_bar_controller.h"
 #include "chrome/browser/location_bar.h"
 #include "chrome/browser/metrics/user_metrics.h"
 #include "chrome/browser/net/url_fixer_upper.h"
 #include "chrome/browser/options_window.h"
 #include "chrome/browser/profile.h"
 #include "chrome/browser/renderer_host/site_instance.h"
 #include "chrome/browser/sessions/session_service.h"
@@ skipping 151 matching lines @@
       method_factory_(this),
       idle_task_(new BrowserIdleTimer) {
   tabstrip_model_.AddObserver(this);
 
   registrar_.Add(this, NotificationType::SSL_VISIBLE_STATE_CHANGED,
                  NotificationService::AllSources());
   registrar_.Add(this, NotificationType::EXTENSION_UPDATE_DISABLED,
                  NotificationService::AllSources());
   registrar_.Add(this, NotificationType::EXTENSION_UNLOADED,
                  NotificationService::AllSources());
+  registrar_.Add(this, NotificationType::EXTENSION_PROCESS_CRASHED,
+                 NotificationService::AllSources());
   registrar_.Add(this, NotificationType::BROWSER_THEME_CHANGED,
                  NotificationService::AllSources());
 
   InitCommandState();
   BrowserList::AddBrowser(this);
 
   encoding_auto_detect_.Init(prefs::kWebKitUsesUniversalDetector,
                              profile_->GetPrefs(), NULL);
 
   // Trim browser memory on idle for low & medium memory models.
@@ skipping 1880 matching lines @@
         TabContents* tc = tabstrip_model_.GetTabContentsAt(i);
         if (tc->GetURL().SchemeIs(chrome::kExtensionScheme) &&
             tc->GetURL().host() == extension->id()) {
           CloseTabContents(tc);
           return;
         }
       }
       break;
     }
 
+    case NotificationType::EXTENSION_PROCESS_CRASHED: {
+      TabContents* tab_contents = GetSelectedTabContents();
+      if (!tab_contents)
+        break;
+      ExtensionsService* extensions_service =
+          Source<ExtensionsService>(source).ptr();
+      ExtensionHost* extension_host = Details<ExtensionHost>(details).ptr();
+      tab_contents->AddInfoBar(new CrashedExtensionInfoBarDelegate(
+          tab_contents, extensions_service, extension_host->extension()));
+      break;
+    }
+
     case NotificationType::BROWSER_THEME_CHANGED:
       window()->UserChangedTheme();
       break;
 
     default:
       NOTREACHED() << "Got a notification we didn't register for.";
   }
 }
 
 
@@ skipping 690 matching lines @@
 ///////////////////////////////////////////////////////////////////////////////
 // BrowserToolbarModel (private):
 
 NavigationController* Browser::BrowserToolbarModel::GetNavigationController() {
   // This |current_tab| can be NULL during the initialization of the
   // toolbar during window creation (i.e. before any tabs have been added
   // to the window).
   TabContents* current_tab = browser_->GetSelectedTabContents();
   return current_tab ? &current_tab->controller() : NULL;
 }