Add Chromium-side changes for MediaSource::isTypeSupported()

webkit/media/webmediasourceclient_impl.h

Index: webkit/media/webmediasourceclient_impl.h
diff --git a/webkit/media/webmediasourceclient_impl.h b/webkit/media/webmediasourceclient_impl.h
index 738e78b09a7a033b80dbae5b8050af7bd5c1ebdb..7752c88d0c3213746d781097a0061b5c1bac5ce0 100644
--- a/webkit/media/webmediasourceclient_impl.h
+++ b/webkit/media/webmediasourceclient_impl.h
@@ -6,6 +6,7 @@
 #define WEBKIT_MEDIA_WEBMEDIASOURCECLIENT_IMPL_H_
 
 #include "base/memory/ref_counted.h"
+#include "media/base/media_log.h"
 #include "third_party/WebKit/Source/WebKit/chromium/public/WebMediaSourceClient.h"
 
 namespace media {
@@ -17,9 +18,14 @@ namespace webkit_media {
 class WebMediaSourceClientImpl : public WebKit::WebMediaSourceClient {
  public:
   explicit WebMediaSourceClientImpl(
-      const scoped_refptr<media::ChunkDemuxer>& demuxer);
+      const scoped_refptr<media::ChunkDemuxer>& demuxer,
+      media::LogCB log_cb);
   virtual ~WebMediaSourceClientImpl();
 
+  static bool isTypeSupported(
+      const WebKit::WebString& type,
+      const WebKit::WebVector<WebKit::WebString>& codecs);
+
   // WebKit::WebMediaSourceClient implementation.
   virtual AddStatus addSourceBuffer(
       const WebKit::WebString& type,
@@ -31,6 +37,7 @@ class WebMediaSourceClientImpl : public WebKit::WebMediaSourceClient {
 
  private:
   scoped_refptr<media::ChunkDemuxer> demuxer_;
+  media::LogCB log_cb_;
 
   DISALLOW_COPY_AND_ASSIGN(WebMediaSourceClientImpl);
 };