Implement InitSegmentReceived algorithm in blink

third_party/WebKit/public/platform/WebSourceBufferClient.h

Index: third_party/WebKit/public/platform/WebSourceBufferClient.h
diff --git a/third_party/WebKit/public/platform/WebSourceBufferClient.h b/third_party/WebKit/public/platform/WebSourceBufferClient.h
index 63b4adf9a31d7e10494f5fa984c8c3305c7a08f8..37d21da31355632b40d6941fb91f90b789e89617 100644
--- a/third_party/WebKit/public/platform/WebSourceBufferClient.h
+++ b/third_party/WebKit/public/platform/WebSourceBufferClient.h
@@ -19,15 +19,15 @@ public:
     struct MediaTrackInfo {
         WebMediaPlayer::TrackType trackType;
         WebMediaPlayer::TrackId id;
+        WebString byteStreamTrackID;
         WebString kind;
         WebString label;
         WebString language;
     };
 
     // Notifies SourceBuffer that parsing of a new init segment has been completed successfully. The input parameter is a collection
-    // of information about media tracks found in the new init segment. The return value is a vector of blink WebMediaPlayer track ids
-    // assigned to each track of the input collection (the order of output track ids must match the input track information).
-    virtual WebVector<WebMediaPlayer::TrackId> initializationSegmentReceived(const WebVector<MediaTrackInfo>& tracks) = 0;
+    // of information about media tracks found in the new init segment. The return value is true in case of success.
+    virtual bool initializationSegmentReceived(const WebVector<MediaTrackInfo>& tracks) = 0;
 };
 
 } // namespace blink