Navigation transitions: Parse out transition-entering-stylesheet link headers.

content/browser/frame_host/render_frame_host_delegate.h

Index: content/browser/frame_host/render_frame_host_delegate.h
diff --git a/content/browser/frame_host/render_frame_host_delegate.h b/content/browser/frame_host/render_frame_host_delegate.h
index 4d53936c113471097272f1a2bf54cc42ce78bd80..39ab081915da6ee5bd0531a9fcac8d5f600367a6 100644
--- a/content/browser/frame_host/render_frame_host_delegate.h
+++ b/content/browser/frame_host/render_frame_host_delegate.h
@@ -10,6 +10,7 @@
 #include "content/common/content_export.h"
 #include "content/public/common/javascript_message_type.h"
 #include "content/public/common/media_stream_request.h"
+#include "net/http/http_response_headers.h"
 
 class GURL;
 
@@ -21,6 +22,7 @@ namespace content {
 class RenderFrameHost;
 class WebContents;
 struct ContextMenuParams;
+struct TransitionLayerData;

[jochen (gone - plz use gerrit), 2014/07/24 09:05:27]

nit. not required anymore

[Zhen Wang, 2014/07/24 15:29:55]

Done.

 
 // An interface implemented by an object interested in knowing about the state
 // of the RenderFrameHost.
@@ -58,7 +60,9 @@ class CONTENT_EXPORT RenderFrameHostDelegate {
 
   // Notification that the navigation on the main frame is blocked waiting
   // for transition to occur.
-  virtual void DidDeferAfterResponseStarted() {}
+  virtual void DidDeferAfterResponseStarted(
+      const scoped_refptr<net::HttpResponseHeaders>& headers,
+      const GURL& url) {}
 
   // Used to query whether the navigation transition will be handled.
   virtual bool WillHandleDeferAfterResponseStarted();