Drag-and-drop: Target drag messages (the sequel).

content/browser/web_contents/web_contents_view_guest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/web_contents/web_contents_view_guest.h"
 
 #include <utility>
 
 #include "build/build_config.h"
 #include "content/browser/browser_plugin/browser_plugin_embedder.h"
@@ skipping 226 matching lines @@
       static_cast<RenderViewHostImpl*>(
           embedder_web_contents->GetRenderViewHost());
   CHECK(embedder_render_view_host);
   RenderViewHostDelegateView* view =
       embedder_render_view_host->GetDelegate()->GetDelegateView();
   if (view) {
     RecordAction(base::UserMetricsAction("BrowserPlugin.Guest.StartDrag"));
     view->StartDragging(
         drop_data, ops, image, image_offset, event_info, source_rwh);
   } else {
-    embedder_web_contents->SystemDragEnded();
+    embedder_web_contents->SystemDragEnded(source_rwh);
   }
 }
 
 }  // namespace content