Revert of Hook up the Push API with GCM's new ability to own encryption keys.

components/gcm_driver/gcm_driver_android.h

 // 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.
 
 #ifndef COMPONENTS_GCM_DRIVER_GCM_DRIVER_ANDROID_H
 #define COMPONENTS_GCM_DRIVER_GCM_DRIVER_ANDROID_H
 
 #include <jni.h>
 
 #include "base/android/scoped_java_ref.h"
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/memory/ref_counted.h"
 #include "components/gcm_driver/gcm_driver.h"
 
-namespace base {
-class FilePath;
-class SequencedTaskRunner;
-}
-
 namespace gcm {
 
 // GCMDriver implementation for Android, using Android GCM APIs.
 class GCMDriverAndroid : public GCMDriver {
  public:
-  GCMDriverAndroid(
-      const base::FilePath& store_path,
-      const scoped_refptr<base::SequencedTaskRunner>& blocking_task_runner);
+  GCMDriverAndroid();
   ~GCMDriverAndroid() override;
 
   // Methods called from Java via JNI:
   void OnRegisterFinished(JNIEnv* env,
                           jobject obj,
                           jstring app_id,
                           jstring registration_id,
                           jboolean success);
   void OnUnregisterFinished(JNIEnv* env,
                            jobject obj,
@@ skipping 51 matching lines @@
 
  private:
   base::android::ScopedJavaGlobalRef<jobject> java_ref_;
 
   DISALLOW_COPY_AND_ASSIGN(GCMDriverAndroid);
 };
 
 }  // namespace gcm
 
 #endif  // COMPONENTS_GCM_DRIVER_GCM_DRIVER_ANDROID_H