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

content/browser/renderer_host/render_widget_host_impl.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/renderer_host/render_widget_host_impl.h"
 
 #include <math.h>
 #include <set>
 #include <utility>
 
@@ skipping 293 matching lines @@
        ++it) {
     RenderWidgetHost* widget = it->second;
 
     if (!widget->IsRenderView()) {
       hosts->Add(widget);
       continue;
     }
 
     // Add only active RenderViewHosts.
     RenderViewHost* rvh = RenderViewHost::From(widget);
-    if (!static_cast<RenderViewHostImpl*>(rvh)->is_swapped_out())
+    if (RenderViewHostImpl::IsRVHStateActive(
+            static_cast<RenderViewHostImpl*>(rvh)->rvh_state()))
       hosts->Add(widget);
   }
 
   return scoped_ptr<RenderWidgetHostIterator>(hosts);
 }
 
 // static
 scoped_ptr<RenderWidgetHostIterator>
 RenderWidgetHostImpl::GetAllRenderWidgetHosts() {
   RenderWidgetHostIteratorImpl* hosts = new RenderWidgetHostIteratorImpl();
@@ skipping 2241 matching lines @@
     }
   }
 
   // Add newly generated components into the latency info
   for (lc = new_components.begin(); lc != new_components.end(); ++lc) {
     latency_info->latency_components[lc->first] = lc->second;
   }
 }
 
 }  // namespace content