Extract GCMClient data types into separate gcm_types.h

chrome/browser/extensions/extension_gcm_app_handler.h

Index: chrome/browser/extensions/extension_gcm_app_handler.h
diff --git a/chrome/browser/extensions/extension_gcm_app_handler.h b/chrome/browser/extensions/extension_gcm_app_handler.h
index 9a7298d95ebbf2c3506a2bebbd557b83ef90bdbc..f60c55b6f6bddfa9755621984d8a8134bf71ee3d 100644
--- a/chrome/browser/extensions/extension_gcm_app_handler.h
+++ b/chrome/browser/extensions/extension_gcm_app_handler.h
@@ -51,15 +51,15 @@ class ExtensionGCMAppHandler : public gcm::GCMAppHandler,
   virtual void ShutdownHandler() OVERRIDE;
   virtual void OnMessage(
       const std::string& app_id,
-      const gcm::GCMClient::IncomingMessage& message) OVERRIDE;
+      const gcm::IncomingMessage& message) OVERRIDE;
   virtual void OnMessagesDeleted(const std::string& app_id) OVERRIDE;
   virtual void OnSendError(
       const std::string& app_id,
-      const gcm::GCMClient::SendErrorDetails& send_error_details) OVERRIDE;
+      const gcm::SendErrorDetails& send_error_details) OVERRIDE;
 
  protected:
   virtual void OnUnregisterCompleted(const std::string& app_id,
-                                     gcm::GCMClient::Result result);
+                                     gcm::Result result);
 
  private:
   friend class BrowserContextKeyedAPIFactory<ExtensionGCMAppHandler>;