Move MediaDrmBridge provision communication to native side.

media/base/android/browser_cdm_factory_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 MEDIA_BASE_BROWSER_CDM_FACTORY_ANDROID_H_
 #define MEDIA_BASE_BROWSER_CDM_FACTORY_ANDROID_H_
 
 #include "base/macros.h"
 #include "media/base/browser_cdm_factory.h"
 #include "media/base/media_export.h"
 
+namespace net {
+class URLRequestContextGetter;

[xhwang, 2015/11/02 20:37:04]

Why do we need this here?

[Tima Vaisburd, 2015/11/05 02:24:07]

Removed.

+}
+
 namespace media {
 
 class MEDIA_EXPORT BrowserCdmFactoryAndroid : public BrowserCdmFactory {
  public:
   BrowserCdmFactoryAndroid() {}
   ~BrowserCdmFactoryAndroid() final {};
 
   ScopedBrowserCdmPtr CreateBrowserCdm(
       const std::string& key_system,
       bool use_hw_secure_codecs,
       const SessionMessageCB& session_message_cb,
       const SessionClosedCB& session_closed_cb,
       const LegacySessionErrorCB& legacy_session_error_cb,
       const SessionKeysChangeCB& session_keys_change_cb,
       const SessionExpirationUpdateCB& session_expiration_update_cb) final;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BrowserCdmFactoryAndroid);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_BROWSER_CDM_FACTORY_ANDROID_H_