Skeleton GCMAppHandler for Push API

chrome/browser/services/gcm/push_messaging_service_impl.h

Index: chrome/browser/services/gcm/push_messaging_service_impl.h
diff --git a/chrome/browser/services/gcm/push_messaging_service_impl.h b/chrome/browser/services/gcm/push_messaging_service_impl.h
index 64aa91ffe0d3401624c2539bff5ff4cf5335fe2c..f7cc5129c310122c1f26a9173be6f214a3f86141 100644
--- a/chrome/browser/services/gcm/push_messaging_service_impl.h
+++ b/chrome/browser/services/gcm/push_messaging_service_impl.h
@@ -7,6 +7,7 @@
 
 #include "base/compiler_specific.h"
 #include "base/memory/weak_ptr.h"
+#include "components/gcm_driver/gcm_app_handler.h"
 #include "components/gcm_driver/gcm_client.h"
 #include "content/public/browser/push_messaging_service.h"
 
@@ -14,11 +15,25 @@ namespace gcm {
 
 class GCMProfileService;
 
-class PushMessagingServiceImpl : public content::PushMessagingService {
+class PushMessagingServiceImpl : public content::PushMessagingService,
+                                 public GCMAppHandler {
  public:
   explicit PushMessagingServiceImpl(GCMProfileService* gcm_profile_service);
   virtual ~PushMessagingServiceImpl();
 
+  base::WeakPtr<PushMessagingServiceImpl> GetWeakPtr();
+
+  void LazyLoadAppHandlers();
+
+  // GCMAppHandler implementation.
+  virtual void ShutdownHandler() OVERRIDE;
+  virtual void OnMessage(const std::string& app_id,
+                         const GCMClient::IncomingMessage& message) OVERRIDE;
+  virtual void OnMessagesDeleted(const std::string& app_id) OVERRIDE;
+  virtual void OnSendError(
+      const std::string& app_id,
+      const GCMClient::SendErrorDetails& send_error_details) OVERRIDE;
+
   // content::PushMessagingService implementation:
   virtual void Register(
       const std::string& app_id,