NOT FOR LANDING Implement WebMediaSession

media/blink/webmediaplayer_params.h

Index: media/blink/webmediaplayer_params.h
diff --git a/media/blink/webmediaplayer_params.h b/media/blink/webmediaplayer_params.h
index 9ed1f8218271ed20bded646524675aa074095c87..b40026befbffd4d859f0df5d6c7f2c843d5b8be5 100644
--- a/media/blink/webmediaplayer_params.h
+++ b/media/blink/webmediaplayer_params.h
@@ -21,6 +21,7 @@ class TaskRunner;
 namespace blink {
 class WebContentDecryptionModule;
 class WebMediaPlayerClient;
+class WebMediaSession;
 }
 
 namespace media {
@@ -55,7 +56,8 @@ class MEDIA_BLINK_EXPORT WebMediaPlayerParams {
       const Context3DCB& context_3d,
       const AdjustAllocatedMemoryCB& adjust_allocated_memory_cb,
       MediaPermission* media_permission,
-      blink::WebContentDecryptionModule* initial_cdm);
+      blink::WebContentDecryptionModule* initial_cdm,
+      blink::WebMediaSession* session);
 
   ~WebMediaPlayerParams();
 
@@ -95,6 +97,8 @@ class MEDIA_BLINK_EXPORT WebMediaPlayerParams {
     return adjust_allocated_memory_cb_;
   }
 
+  blink::WebMediaSession* session() const { return session_; }
+
  private:
   DeferLoadCB defer_load_cb_;
   scoped_refptr<RestartableAudioRendererSink> audio_renderer_sink_;
@@ -109,6 +113,8 @@ class MEDIA_BLINK_EXPORT WebMediaPlayerParams {
   MediaPermission* media_permission_;
   blink::WebContentDecryptionModule* initial_cdm_;
 
+  blink::WebMediaSession* session_;
+
   DISALLOW_IMPLICIT_CONSTRUCTORS(WebMediaPlayerParams);
 };