Have the unload event execute in background on cross-site navigations

content/public/browser/render_process_host.h

Index: content/public/browser/render_process_host.h
diff --git a/content/public/browser/render_process_host.h b/content/public/browser/render_process_host.h
index 765582548711909e76d308fba161a51804583d70..6765efe4d4e7003c7acfc6bd5a79a217b729fa43 100644
--- a/content/public/browser/render_process_host.h
+++ b/content/public/browser/render_process_host.h
@@ -29,6 +29,7 @@ class BrowserMessageFilter;
 class RenderProcessHostObserver;
 class RenderWidgetHost;
 class StoragePartition;
+struct GlobalRequestID;
 
 typedef base::Thread* (*RendererMainThreadFactoryFunction)(
     const std::string& id);
@@ -210,6 +211,10 @@ class CONTENT_EXPORT RenderProcessHost : public IPC::Sender,
   // were initially blocked.
   virtual void ResumeRequestsForView(int route_id) = 0;
 
+  // Tells the ResourceDispatcherHost to resume a deferred navigation without
+  // transferring it to a new renderer process.
+  virtual void ResumeDeferredNavigation(const GlobalRequestID& request_id) = 0;

[Charlie Reis, 2013/12/09 20:12:29]

I don't think this should be public.

+
   // Static management functions -----------------------------------------------
 
   // Flag to run the renderer in process.  This is primarily