[ServiceWorker] Add WebDataSource argument to isControlledByServiceWorker() [1/3 blink]

public/web/WebFrameClient.h

Index: public/web/WebFrameClient.h
diff --git a/public/web/WebFrameClient.h b/public/web/WebFrameClient.h
index 6d41edb216849273b1de60f3eff08131b9e0496e..7be3e5df1a51675470d02517016f3e264a428f94 100644
--- a/public/web/WebFrameClient.h
+++ b/public/web/WebFrameClient.h
@@ -570,7 +570,11 @@ public:
     // ServiceWorker -------------------------------------------------------
 
     // Whether the frame is controlled by the ServiceWorker
+    // FIXME: Remove isControlledByServiceWorker().
     virtual bool isControlledByServiceWorker() { return false; }
+    // Whether the document associated with WebDataSource is controlled by the
+    // ServiceWorker.
+    virtual bool isControlledByServiceWorker(WebDataSource*) { return false; }
 
 protected:
     virtual ~WebFrameClient() { }