WIP: Move 'X-Frame-Options' checking to the browser.

content/browser/frame_host/navigation_request.h

Index: content/browser/frame_host/navigation_request.h
diff --git a/content/browser/frame_host/navigation_request.h b/content/browser/frame_host/navigation_request.h
index fb418c54d11cc7184f8af1fc1602198a88a326f7..00afaa0741b6c85c30eb99f96018e550f29a17fb 100644
--- a/content/browser/frame_host/navigation_request.h
+++ b/content/browser/frame_host/navigation_request.h
@@ -161,6 +161,7 @@ class CONTENT_EXPORT NavigationRequest : public NavigationURLLoaderDelegate {
   // NavigationHandle.
   void OnStartChecksComplete(NavigationThrottle::ThrottleCheckResult result);
   void OnRedirectChecksComplete(NavigationThrottle::ThrottleCheckResult result);
+  void OnResponseChecksComplete(NavigationThrottle::ThrottleCheckResult result);
 
   // Called when the navigation is about to be sent to the IO thread.
   void InitializeServiceWorkerHandleIfNeeded();
@@ -181,6 +182,11 @@ class CONTENT_EXPORT NavigationRequest : public NavigationURLLoaderDelegate {
   RequestNavigationParams request_params_;
   const bool browser_initiated_;
 
+  // Used to store the response information during asynchronous throttle checks
+  // in OnResponseStarted.
+  scoped_refptr<ResourceResponse> response_;
+  scoped_ptr<StreamHandle> body_;
+
   NavigationState state_;