NOT FOR LANDING Implement WebMediaSession

components/html_viewer/media_factory.h

Index: components/html_viewer/media_factory.h
diff --git a/components/html_viewer/media_factory.h b/components/html_viewer/media_factory.h
index dc486f4f3a21a213753a713f0887e29284514de9..bd1fc2c32dd1bb9849eb1ba778f140cd9a84c212 100644
--- a/components/html_viewer/media_factory.h
+++ b/components/html_viewer/media_factory.h
@@ -24,11 +24,12 @@ class SingleThreadTaskRunner;
 namespace blink {
 class WebContentDecryptionModule;
 class WebEncryptedMediaClient;
-class WebMediaPlayer;
 class WebLocalFrame;
-class WebURL;
+class WebMediaPlayer;
 class WebMediaPlayerClient;
 class WebMediaPlayerEncryptedMediaClient;
+class WebMediaSession;
+class WebURL;
 }
 
 namespace media {
@@ -63,6 +64,7 @@ class MediaFactory {
       blink::WebMediaPlayerClient* client,
       blink::WebMediaPlayerEncryptedMediaClient* encrypted_client,
       blink::WebContentDecryptionModule* initial_cdm,
+      blink::WebMediaSession* session,
       mojo::Shell* shell);
 
   blink::WebEncryptedMediaClient* GetEncryptedMediaClient();