Extract GCMClient data types into separate gcm_types.h

chrome/browser/extensions/extension_gcm_app_handler.cc

Index: chrome/browser/extensions/extension_gcm_app_handler.cc
diff --git a/chrome/browser/extensions/extension_gcm_app_handler.cc b/chrome/browser/extensions/extension_gcm_app_handler.cc
index 879a351afddd924fb61e6975735ab9fc835fc405..a0ecdc871c5602a53cabb40ff8943c4124d70a02 100644
--- a/chrome/browser/extensions/extension_gcm_app_handler.cc
+++ b/chrome/browser/extensions/extension_gcm_app_handler.cc
@@ -75,7 +75,7 @@ void ExtensionGCMAppHandler::ShutdownHandler() {
 
 void ExtensionGCMAppHandler::OnMessage(
     const std::string& app_id,
-    const gcm::GCMClient::IncomingMessage& message) {
+    const gcm::IncomingMessage& message) {
 #if !defined(OS_ANDROID)
   js_event_router_->OnMessage(app_id, message);
 #endif
@@ -89,7 +89,7 @@ void ExtensionGCMAppHandler::OnMessagesDeleted(const std::string& app_id) {
 
 void ExtensionGCMAppHandler::OnSendError(
     const std::string& app_id,
-    const gcm::GCMClient::SendErrorDetails& send_error_details) {
+    const gcm::SendErrorDetails& send_error_details) {
 #if !defined(OS_ANDROID)
   js_event_router_->OnSendError(app_id, send_error_details);
 #endif
@@ -131,7 +131,7 @@ gcm::GCMProfileService* ExtensionGCMAppHandler::GetGCMProfileService() const {
 }
 
 void ExtensionGCMAppHandler::OnUnregisterCompleted(
-    const std::string& app_id, gcm::GCMClient::Result result) {
+    const std::string& app_id, gcm::Result result) {
   // Nothing to do.
 }