Move MediaDrmBridge provision communication to native side.

media/base/android/media_client_android.h

 // Copyright 2015 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_CLIENT_ANDROID_H_
 #define MEDIA_BASE_ANDROID_MEDIA_CLIENT_ANDROID_H_
 
 #include <string>
 #include <utility>
 #include <vector>
 
 #include "base/containers/hash_tables.h"
 #include "base/macros.h"
+#include "base/memory/scoped_ptr.h"
 #include "media/base/media_export.h"
 
 namespace media {
 
 class MediaClientAndroid;
 class MediaDrmBridgeDelegate;
+class ProvisionFetcher;
 
 // Setter for MediaClientAndroid. This should be called early in embedder
 // lifecycle, before any media playback could occur.
 MEDIA_EXPORT void SetMediaClientAndroid(MediaClientAndroid* media_client);
 
 #if defined(MEDIA_IMPLEMENTATION)
 // Getter for the client. Returns nullptr if no customized client is needed.
 MediaClientAndroid* GetMediaClientAndroid();
 #endif
 
 using UUID = std::vector<uint8_t>;
 
 // A client interface for embedders (e.g. content/browser) to provide customized
 // additions to Android's browser-side media handling.
 class MEDIA_EXPORT MediaClientAndroid {
  public:
   typedef base::hash_map<std::string, UUID> KeySystemUuidMap;
 
   MediaClientAndroid();
   virtual ~MediaClientAndroid();
 
+  // Create ProvisionFetcher object that obtains provisioning data over HTTP.
+  // Gets the URL context corresponding to the default user profile.
+  virtual scoped_ptr<ProvisionFetcher> CreateDefaultFetcher() const;

[xhwang, 2015/11/06 23:08:19]

See comment above. If we move the ResetCredentialManager to chrome/ we don't
need this.

[Tima Vaisburd, 2015/11/11 03:03:34]

Removed this stuff from MediaClientAndroid and subclasses.

+
   // Adds extra mappings from key-system name to Android UUID into |map|.
   virtual void AddKeySystemUUIDMappings(KeySystemUuidMap* map);
 
   // Returns a MediaDrmBridgeDelegate that corresponds to |scheme_uuid|.
   // MediaClientAndroid retains ownership.
   virtual media::MediaDrmBridgeDelegate* GetMediaDrmBridgeDelegate(
       const UUID& scheme_uuid);
 
  private:
   friend class KeySystemManager;
 
   base::hash_map<std::string, UUID> key_system_uuid_map_;
 
   DISALLOW_COPY_AND_ASSIGN(MediaClientAndroid);
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BASE_ANDROID_MEDIA_CLIENT_ANDROID_H_