Passed is_encrypted parameter to the VDA initialization.

media/video/video_decode_accelerator.h

Index: media/video/video_decode_accelerator.h
diff --git a/media/video/video_decode_accelerator.h b/media/video/video_decode_accelerator.h
index e2bcdf64855fdf3455fc0a3b73ae2b59c2e928e6..fd5bd6cdce4684b773435e7e02ed1f65be2dad29 100644
--- a/media/video/video_decode_accelerator.h
+++ b/media/video/video_decode_accelerator.h
@@ -53,6 +53,14 @@ class MEDIA_EXPORT VideoDecodeAccelerator {
     LARGEST_ERROR_ENUM,
   };
 
+  // Parameters required for the Initialize().
+  struct MEDIA_EXPORT InitParams {
+    InitParams(VideoCodecProfile profile = VIDEO_CODEC_PROFILE_UNKNOWN,
+               bool is_encrypted = false);

[dcheng, 2015/12/01 02:03:13]

The style guide forbids default args.

+    VideoCodecProfile profile;
+    bool is_encrypted;
+  };
+
   // Interface for collaborating with picture interface to provide memory for
   // output picture and blitting them. These callbacks will not be made unless
   // Initialize() has returned successfully.
@@ -111,10 +119,10 @@ class MEDIA_EXPORT VideoDecodeAccelerator {
   // attached can we start to decode.
   //
   // Parameters:
-  //  |profile| is the video stream's format profile.
+  //  |params| are the initialization parameters.
   //  |client| is the client of this video decoder. Does not take ownership of
   //  |client| which must be valid until Destroy() is called.
-  virtual bool Initialize(VideoCodecProfile profile, Client* client) = 0;
+  virtual bool Initialize(const InitParams& params, Client* client) = 0;
 
   // Sets a CDM to be used by the decoder to decode encrypted buffers.
   // Client::NotifyCdmAttached() will then be called to indicate whether the CDM