Create swapped-out opener RVHs after a process swap.

content/browser/web_contents/test_web_contents.h

Index: content/browser/web_contents/test_web_contents.h
diff --git a/content/browser/web_contents/test_web_contents.h b/content/browser/web_contents/test_web_contents.h
index 7267cab110354b1421c86c812138d4eaa5ea0ffe..c862d62c7e39482ce96a439575733c01b802bd7a 100644
--- a/content/browser/web_contents/test_web_contents.h
+++ b/content/browser/web_contents/test_web_contents.h
@@ -56,7 +56,7 @@ class TestWebContents : public WebContentsImpl, public WebContentsTester {
 
   // Prevent interaction with views.
   virtual bool CreateRenderViewForRenderManager(
-      RenderViewHost* render_view_host) OVERRIDE;
+      RenderViewHost* render_view_host, int opener_route_id) OVERRIDE;
   virtual void UpdateRenderViewSizeForRenderManager() OVERRIDE {}
 
   // Returns a clone of this TestWebContents. The returned object is also a
@@ -72,6 +72,9 @@ class TestWebContents : public WebContentsImpl, public WebContentsTester {
     delegate_view_override_ = view;
   }
 
+  // Allows us to simulate this tab having an opener.
+  void SetOpener(TestWebContents* opener);
+
   // Establish expected arguments for |SetHistoryLengthAndPrune()|. When
   // |SetHistoryLengthAndPrune()| is called, the arguments are compared
   // with the expected arguments specified here.