[WebsiteSettings] Enable permission bubbles by default.

chrome/browser/ui/website_settings/permission_bubble_manager.h

 // Copyright 2014 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.
 
 #ifndef CHROME_BROWSER_UI_WEBSITE_SETTINGS_PERMISSION_BUBBLE_MANAGER_H_
 #define CHROME_BROWSER_UI_WEBSITE_SETTINGS_PERMISSION_BUBBLE_MANAGER_H_
 
 #include <vector>
 
 #include "base/memory/weak_ptr.h"
@@ skipping 40 matching lines @@
   // do so. The request will have RequestFinished executed on it if it is found,
   // at which time the caller is free to delete the request.
   virtual void CancelRequest(PermissionBubbleRequest* request);
 
   // Sets the active view for the permission bubble. If this is NULL, it
   // means any existing permission bubble can no longer be shown. Does not
   // take ownership of the view.
   virtual void SetView(PermissionBubbleView* view) OVERRIDE;
 
  private:
+  friend class DownloadRequestLimiterTest;
+  friend class GeolocationPermissionContextTests;
+  friend class MediaStreamBrowserTest;
+  friend class NotificationsTest;
   friend class PermissionBubbleManagerTest;
-  friend class DownloadRequestLimiterTest;
+  friend class PermissionContextBaseTests;
+  friend class WebRtcTestBase;
   friend class content::WebContentsUserData<PermissionBubbleManager>;
 
   explicit PermissionBubbleManager(content::WebContents* web_contents);
 
   // WebContentsObserver:
   virtual void DocumentOnLoadCompletedInMainFrame() OVERRIDE;
   virtual void DocumentLoadedInFrame(
       content::RenderFrameHost* render_frame_host) OVERRIDE;
 
   // If a page on which permissions requests are pending is navigated,
@@ skipping 51 matching lines @@
   GURL request_url_;
   bool request_url_has_loaded_;
 
   std::vector<bool> accept_states_;
   bool customization_mode_;
 
   base::WeakPtrFactory<PermissionBubbleManager> weak_factory_;
 };
 
 #endif  // CHROME_BROWSER_UI_WEBSITE_SETTINGS_PERMISSION_BUBBLE_MANAGER_H_