Implement a RenderFrame-less path for Web Notifications.

content/child/blink_platform_impl.h

Index: content/child/blink_platform_impl.h
diff --git a/content/child/blink_platform_impl.h b/content/child/blink_platform_impl.h
index 4a3c7b8fe8071ce52d31b4586530fc3c5ecbf668..9736d6765192eb7efe2dbc0bec070346ee04ea17 100644
--- a/content/child/blink_platform_impl.h
+++ b/content/child/blink_platform_impl.h
@@ -33,6 +33,8 @@ class MessageLoop;
 
 namespace content {
 class FlingCurveConfiguration;
+class NotificationDispatcher;
+class ThreadSafeSender;
 class WebCryptoImpl;
 class WebGeofencingProviderImpl;
 
@@ -155,6 +157,7 @@ class CONTENT_EXPORT BlinkPlatformImpl
       const blink::WebWorkerRunLoop& runLoop) override;
   virtual blink::WebCrypto* crypto() override;
   virtual blink::WebGeofencingProvider* geofencingProvider() override;

[Mike West, 2014/10/24 13:20:18]

Not-your-nit: We should drop these 'override' declarations for platform APIs
defined in Blink.

[Peter Beverloo, 2014/10/24 13:57:35]

https://codereview.chromium.org/679523004/

+  virtual blink::WebNotificationManager* notificationManager();
 
   void SuspendSharedTimer();
   void ResumeSharedTimer();
@@ -179,6 +182,9 @@ class CONTENT_EXPORT BlinkPlatformImpl
   base::ThreadLocalStorage::Slot current_thread_slot_;
   WebCryptoImpl web_crypto_;
   scoped_ptr<WebGeofencingProviderImpl> geofencing_provider_;
+
+  scoped_refptr<ThreadSafeSender> thread_safe_sender_;
+  scoped_refptr<NotificationDispatcher> notification_dispatcher_;
 };
 
 }  // namespace content