[GCM] Extracting GCMConnectionObserver from GCMAppHandler

components/gcm_driver/gcm_connection_observer.cc

Index: components/gcm_driver/gcm_connection_observer.cc
diff --git a/components/gcm_driver/gcm_connection_observer.cc b/components/gcm_driver/gcm_connection_observer.cc
new file mode 100644
index 0000000000000000000000000000000000000000..5cea0b46b2ad5c879d6b4b3db12965a4ee6f431d
--- /dev/null
+++ b/components/gcm_driver/gcm_connection_observer.cc
@@ -0,0 +1,18 @@
+// 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.
+
+#include "components/gcm_driver/gcm_connection_observer.h"
+
+namespace gcm {
+
+GCMConnectionObserver::GCMConnectionObserver() {}
+GCMConnectionObserver::~GCMConnectionObserver() {}
+
+void GCMConnectionObserver::OnConnected(const net::IPEndPoint& ip_endpoint) {
+}
+
+void GCMConnectionObserver::OnDisconnected() {
+}
+
+}  // namespace gcm