[NOT FOR REVIEW] Plumb Android GCM to Push API

chrome/browser/android/gcm_android.h

+// Copyright (c) 2013 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.
+
+#ifndef CHROME_BROWSER_ANDROID_GCM_ANDROID_H_
+#define CHROME_BROWSER_ANDROID_GCM_ANDROID_H_
+
+#include <string>
+#include <vector>
+
+#include "base/android/jni_android.h"
+#include "base/android/scoped_java_ref.h"
+//#include "base/callback.h"
+#include "base/memory/singleton.h"
+#include "content/public/browser/push_messaging_service.h"
+
+namespace content{
+  class PushMessagingMessageFilter;
+}
+
+class GcmPlatformImplAndroid : public content::PushMessagingService {
+ public:
+  // Initiates registration with GCM. No caching of registrations is done,
+  // except any provided by the underlying GoogleCloudMessaging API.
+  void Register(
+      const std::string& app_unique_id_currently_ignored,
+      const std::vector<std::string>& sender_ids,
+      const content::PushMessagingService::RegisterCallback& callback) OVERRIDE;
+  // Not yet implemented.
+  //void UnregisterApp(const std::string& app_unique_id_currently_ignored);
+
+  void SetObserver(content::PushMessagingMessageFilter* observer);
+
+  // Methods called from Java via JNI.
+  void OnRegistrationFinished(JNIEnv* env, jobject obj, jstring data);
+  void OnMessageReceived(JNIEnv* env, jobject obj, jstring data);
+  void OnMessagesDeletedByServer(JNIEnv* env, jobject obj);
+
+  // Static functions.
+  static GcmPlatformImplAndroid* GetInstance();
+  static bool RegisterGcmPlatformImplAndroid(JNIEnv* env);
+
+ private:
+  friend struct DefaultSingletonTraits<GcmPlatformImplAndroid>;
+
+  GcmPlatformImplAndroid();
+  virtual ~GcmPlatformImplAndroid();
+
+  base::android::ScopedJavaGlobalRef<jobject> java_ref_;
+  content::PushMessagingMessageFilter* observer_;
+  content::PushMessagingService::RegisterCallback register_cb_;
+
+  DISALLOW_COPY_AND_ASSIGN(GcmPlatformImplAndroid);
+};
+
+#endif  // CHROME_BROWSER_ANDROID_GCM_ANDROID_H_