To fix the cross-site post submission bug.

content/renderer/render_view_impl.h

Index: content/renderer/render_view_impl.h
diff --git a/content/renderer/render_view_impl.h b/content/renderer/render_view_impl.h
index 8467f3d8dc52499354fa431f95fc9a91b0dd1ff1..33094a885da7aded57cd2089fa842574cb723552 100644
--- a/content/renderer/render_view_impl.h
+++ b/content/renderer/render_view_impl.h
@@ -21,6 +21,7 @@
 #include "content/common/gpu/client/webgraphicscontext3d_command_buffer_impl.h"
 #include "content/common/navigation_gesture.h"
 #include "content/common/view_message_enums.h"
+#include "content/public/common/frame_navigate_params.h"
 #include "content/public/common/javascript_message_type.h"
 #include "content/public/common/page_zoom.h"
 #include "content/public/common/referrer.h"
@@ -859,6 +860,12 @@ class RenderViewImpl : public RenderWidget,
                const Referrer& referrer,
                WebKit::WebNavigationPolicy policy);
 
+  void OpenPostURL(WebKit::WebFrame* frame,
+                   const GURL& url,
+                   const content::Referrer& referrer,
+                   WebKit::WebNavigationPolicy policy,
+                   const ViewMsg_Request& request);
+
   bool RunJavaScriptMessage(JavaScriptMessageType type,
                             const string16& message,
                             const string16& default_value,