NOT FOR LANDING Implement WebMediaSession

content/renderer/media/android/webmediaplayer_android.cc

Index: content/renderer/media/android/webmediaplayer_android.cc
diff --git a/content/renderer/media/android/webmediaplayer_android.cc b/content/renderer/media/android/webmediaplayer_android.cc
index d6553d173a6252ec8dcf22f8966bd68933046e58..d4bfda9dda3e042e8594db81f367ffff0abab67c 100644
--- a/content/renderer/media/android/webmediaplayer_android.cc
+++ b/content/renderer/media/android/webmediaplayer_android.cc
@@ -26,6 +26,7 @@
 #include "content/public/renderer/render_frame.h"
 #include "content/renderer/media/android/renderer_demuxer_android.h"
 #include "content/renderer/media/android/renderer_media_player_manager.h"
+#include "content/renderer/media/android/webmediasession_android.h"
 #include "content/renderer/media/cdm/render_cdm_factory.h"
 #include "content/renderer/media/cdm/renderer_cdm_manager.h"
 #include "content/renderer/render_frame_impl.h"
@@ -227,6 +228,11 @@ WebMediaPlayerAndroid::WebMediaPlayerAndroid(
 
   player_id_ = player_manager_->RegisterMediaPlayer(this);
 
+  session_id_ = 0;
+  if (params.session())
+    session_id_ =
+        static_cast<WebMediaSessionAndroid*>(params.session())->session_id();
+
 #if defined(VIDEO_HOLE)
   const RendererPreferences& prefs =
       static_cast<RenderFrameImpl*>(render_frame())
@@ -1124,7 +1130,7 @@ void WebMediaPlayerAndroid::InitializePlayer(
   allow_stored_credentials_ = allow_stored_credentials;
   player_manager_->Initialize(
       player_type_, player_id_, url, first_party_for_cookies, demuxer_client_id,
-      frame_->document().url(), allow_stored_credentials);
+      frame_->document().url(), allow_stored_credentials, session_id_);
   is_player_initialized_ = true;
 
   if (is_fullscreen_)