Remove call of PrerenderTracker::TryCancelOnIOThread in ChromeContentBrowserClient::CanCreateWindow…

content/browser/web_contents/web_contents_impl.cc

Index: content/browser/web_contents/web_contents_impl.cc
===================================================================
--- content/browser/web_contents/web_contents_impl.cc	(revision 243184)
+++ content/browser/web_contents/web_contents_impl.cc	(working copy)
@@ -1368,6 +1368,11 @@
                                           params.target_url,
                                           partition_id,
                                           session_storage_namespace)) {
+    if (!RenderViewHost::FromID(render_process_id, route_id)) {
+      // If the embedder didn't create a WebContents for this route, we need to
+      // delete the RenderView that had already been created.
+      Send(new ViewMsg_Close(route_id));

[jochen (gone - plz use gerrit), 2014/01/07 08:10:38]

route_id might be MSG_ROUTING_NONE.

in that case, no view was created.

maybe we should update the comment on ShouldCreateWebContents to clarify that an
embedder has to syncrhonously adopt the route_id if it returns false, or
otherwise the view is closed?

[jam, 2014/01/07 19:37:32]

Done.

+    }
     GetRenderViewHost()->GetProcess()->ResumeRequestsForView(route_id);
     GetRenderViewHost()->GetProcess()->ResumeRequestsForView(
         main_frame_route_id);