Delete browser MSE implementation.

media/base/android/media_drm_bridge.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 MEDIA_BASE_ANDROID_MEDIA_DRM_BRIDGE_H_
 #define MEDIA_BASE_ANDROID_MEDIA_DRM_BRIDGE_H_
 
 #include <jni.h>
 #include <stdint.h>
 
@@ skipping 125 matching lines @@
 
   // Reset the device credentials.
   void ResetDeviceCredentials(const ResetCredentialsCB& callback);
 
   // Helper functions to resolve promises.
   void ResolvePromise(uint32_t promise_id);
   void ResolvePromiseWithSession(uint32_t promise_id,
                                  const std::string& session_id);
   void RejectPromise(uint32_t promise_id, const std::string& error_message);
 
-  // Returns a MediaCrypto object. Can only be called after |j_media_crypto_|
-  // is set.
-  // TODO(xhwang): This is only used by MediaSourcePlayer et al. Remove this
-  // method when MediaSourcePlayer is deprecated.
-  jobject GetMediaCrypto();
-
   // Registers a callback which will be called when MediaCrypto is ready.
   // Can be called on any thread. Only one callback should be registered.
   // The registered callbacks will be fired on |task_runner_|. The caller
   // should make sure that the callbacks are posted to the correct thread.
   // TODO(xhwang): Move this up to be close to RegisterPlayer().
   void SetMediaCryptoReadyCB(const MediaCryptoReadyCB& media_crypto_ready_cb);
 
   // All the OnXxx functions below are called from Java. The implementation must
   // only do minimal work and then post tasks to avoid reentrancy issues.
 
@@ skipping 156 matching lines @@
 
   // NOTE: Weak pointers must be invalidated before all other member variables.
   base::WeakPtrFactory<MediaDrmBridge> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaDrmBridge);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_ANDROID_MEDIA_DRM_BRIDGE_H_