Add "inspect background page" to platform app right-click menu.

chrome/browser/extensions/extension_service.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/extension_service.h"
 
 #include <algorithm>
 #include <set>
 
 #include "base/basictypes.h"
@@ skipping 12 matching lines @@
 #include "base/threading/thread_restrictions.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "base/version.h"
 #include "chrome/browser/accessibility/accessibility_extension_api.h"
 #include "chrome/browser/bookmarks/bookmark_extension_api.h"
 #include "chrome/browser/bookmarks/bookmark_model_factory.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_plugin_service_filter.h"
+#include "chrome/browser/debugger/devtools_window.h"
 #include "chrome/browser/extensions/api/cookies/cookies_api.h"
 #include "chrome/browser/extensions/api/declarative/rules_registry_service.h"
 #include "chrome/browser/extensions/api/extension_action/extension_actions_api.h"
 #include "chrome/browser/extensions/api/font_settings/font_settings_api.h"
 #include "chrome/browser/extensions/api/managed_mode/managed_mode_api.h"
 #include "chrome/browser/extensions/api/management/management_api.h"
 #include "chrome/browser/extensions/api/media_galleries_private/media_galleries_private_event_router.h"
 #include "chrome/browser/extensions/api/processes/processes_api.h"
 #include "chrome/browser/extensions/api/push_messaging/push_messaging_api.h"
 #include "chrome/browser/extensions/api/web_navigation/web_navigation_api.h"
@@ skipping 2469 matching lines @@
 
 void ExtensionService::SetBackgroundPageReady(const Extension* extension) {
   DCHECK(extension->has_background_page());
   extension_runtime_data_[extension->id()].background_page_ready = true;
   content::NotificationService::current()->Notify(
       chrome::NOTIFICATION_EXTENSION_BACKGROUND_PAGE_READY,
       content::Source<const Extension>(extension),
       content::NotificationService::NoDetails());
 }
 
+void ExtensionService::InspectBackgroundPage(const Extension* extension) {
+  DCHECK(extension);
+
+  ExtensionProcessManager* pm = profile_->GetExtensionProcessManager();
+  extensions::LazyBackgroundTaskQueue* queue =
+      extensions::ExtensionSystem::Get(profile_)->lazy_background_task_queue();
+
+  extensions::ExtensionHost* host =
+      pm->GetBackgroundHostForExtension(extension->id());
+  if (host) {
+    InspectExtensionHost(host);
+  } else {
+    queue->AddPendingTask(
+        profile_, extension->id(),
+        base::Bind(&ExtensionService::InspectExtensionHost,
+                    base::Unretained(this)));
+  }
+}
+
 bool ExtensionService::IsBeingUpgraded(const Extension* extension) const {
   ExtensionRuntimeDataMap::const_iterator it =
       extension_runtime_data_.find(extension->id());
   return it == extension_runtime_data_.end() ? false :
                                                it->second.being_upgraded;
 }
 
 void ExtensionService::SetBeingUpgraded(const Extension* extension,
                                          bool value) {
   extension_runtime_data_[extension->id()].being_upgraded = value;
@@ skipping 105 matching lines @@
     extensions::ExtensionHost* extension_host) {
   if (!extension_host)
     return;
 
 #if !defined(OS_ANDROID)
   extensions::LaunchPlatformApp(extension_host->profile(),
                                 extension_host->extension(),
                                 NULL, FilePath());
 #endif
 }
+
+void ExtensionService::InspectExtensionHost(
+    extensions::ExtensionHost* host) {
+  if (host)
+    DevToolsWindow::OpenDevToolsWindow(host->render_view_host());
+}