Introduce runtime.onSuspendCanceled() event.

chrome/browser/extensions/platform_app_launcher.cc

 // Copyright (c) 2012 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/extensions/platform_app_launcher.h"
 
 #include "base/command_line.h"
 #include "base/file_path.h"
 #include "base/file_util.h"
 #include "base/logging.h"
@@ skipping 144 matching lines @@
       return;
     }
 
     // Access needs to be granted to the file for the process associated with
     // the extension. To do this the ExtensionHost is needed. This might not be
     // available, or it might be in the process of being unloaded, in which case
     // the lazy background task queue is used to load the extension and then
     // call back to us.
     extensions::LazyBackgroundTaskQueue* queue =
         ExtensionSystem::Get(profile_)->lazy_background_task_queue();
-    if (queue->ShouldEnqueueTask(profile_, extension_)) {
-      queue->AddPendingTask(profile_, extension_->id(), base::Bind(
-              &PlatformAppCommandLineLauncher::GrantAccessToFileAndLaunch,
-              this, file_path, mime_type));
-      return;
-    }
-
-    ExtensionProcessManager* process_manager =
-        ExtensionSystem::Get(profile_)->process_manager();
-    ExtensionHost* host =
-        process_manager->GetBackgroundHostForExtension(extension_->id());
-    DCHECK(host);
-    GrantAccessToFileAndLaunch(file_path, mime_type, host);
+    queue->AddPendingTask(profile_, extension_->id(), base::Bind(
+            &PlatformAppCommandLineLauncher::GrantAccessToFileAndLaunch,
+            this, file_path, mime_type));
   }
 
   void GrantAccessToFileAndLaunch(const FilePath& file_path,
                                   const std::string& mime_type,
                                   ExtensionHost* host) {
     // If there was an error loading the app page, |host| will be NULL.
     if (!host) {
       LOG(ERROR) << "Could not load app page for " << extension_->id();
       return;
     }
@@ skipping 55 matching lines @@
   void Launch() {
     DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
 
     // Access needs to be granted to the file for the process associated with
     // the extension. To do this the ExtensionHost is needed. This might not be
     // available, or it might be in the process of being unloaded, in which case
     // the lazy background task queue is used to load the extension and then
     // call back to us.
     extensions::LazyBackgroundTaskQueue* queue =
         ExtensionSystem::Get(profile_)->lazy_background_task_queue();
-    if (queue->ShouldEnqueueTask(profile_, extension_)) {
-      queue->AddPendingTask(profile_, extension_->id(), base::Bind(
-              &PlatformAppBlobIntentLauncher::GrantAccessToFileAndLaunch,
-              this));
-      return;
-    }
-
-    ExtensionProcessManager* process_manager =
-        ExtensionSystem::Get(profile_)->process_manager();
-    ExtensionHost* host =
-        process_manager->GetBackgroundHostForExtension(extension_->id());
-    DCHECK(host);
-    GrantAccessToFileAndLaunch(host);
+    queue->AddPendingTask(profile_, extension_->id(), base::Bind(
+            &PlatformAppBlobIntentLauncher::GrantAccessToFileAndLaunch,
+            this));
   }
 
  private:
   friend class base::RefCountedThreadSafe<PlatformAppBlobIntentLauncher>;
 
   virtual ~PlatformAppBlobIntentLauncher() {}
 
   void GrantAccessToFileAndLaunch(ExtensionHost* host) {
     // If there was an error loading the app page, |host| will be NULL.
     if (!host) {
@@ skipping 52 matching lines @@
         new PlatformAppBlobIntentLauncher(profile, extension, web_intent_data);
     launcher->Launch();
     return;
   }
 
   extensions::AppEventRouter::DispatchOnLaunchedEventWithWebIntent(
       profile, extension, web_intent_data);
 }
 
 }  // namespace extensions