Adding new media controls to MediaNotification

content/browser/web_contents/web_contents_impl.h

Index: content/browser/web_contents/web_contents_impl.h
diff --git a/content/browser/web_contents/web_contents_impl.h b/content/browser/web_contents/web_contents_impl.h
index 2b04a84c62e30233fca4bd95a103410102f11282..483c68697628bbe46de701f806cecd823327f7fc 100644
--- a/content/browser/web_contents/web_contents_impl.h
+++ b/content/browser/web_contents/web_contents_impl.h
@@ -416,6 +416,8 @@ class CONTENT_EXPORT WebContentsImpl
   void ResumeMediaSession() override;
   void SuspendMediaSession() override;
   void StopMediaSession() override;
+  void DidReceiveMediaSessionAction(
+      blink::mojom::MediaSessionAction action) override;
   void OnPasswordInputShownOnHttp() override;
   void OnCreditCardInputShownOnHttp() override;
   void SetIsOverlayContent(bool is_overlay_content) override;
@@ -437,6 +439,13 @@ class CONTENT_EXPORT WebContentsImpl
   // This method is called when the MediaSession metadata has changed, and will
   // notify the WebContents observers.
   void OnMediaSessionMetadataChanged();
+  // This method is called when the MediaSession has enabled an action, and will
+  // notify the WebContentsObservers.
+  void OnMediaSessionEnabledAction(blink::mojom::MediaSessionAction action);
+  // This method is called when the MediaSession has disabled an action, and
+  // will
+  // notify the WebContentsObservers.
+  void OnMediaSessionDisabledAction(blink::mojom::MediaSessionAction action);
 
   // Implementation of PageNavigator.
   WebContents* OpenURL(const OpenURLParams& params) override;