Navigation transitions: Plumb data from the outgoing renderer to the incoming renderer

content/browser/loader/cross_site_resource_handler.h

Index: content/browser/loader/cross_site_resource_handler.h
diff --git a/content/browser/loader/cross_site_resource_handler.h b/content/browser/loader/cross_site_resource_handler.h
index f51f6163be25361144596845cbd490d0b27ebe65..edbd15157b989a0bb34f28ffc71fc48e5b604b5b 100644
--- a/content/browser/loader/cross_site_resource_handler.h
+++ b/content/browser/loader/cross_site_resource_handler.h
@@ -17,6 +17,8 @@ class URLRequest;
 
 namespace content {
 
+struct TransitionLayerData;
+
 // Ensures that cross-site responses are delayed until the onunload handler of
 // the previous page is allowed to run.  This handler wraps an
 // AsyncEventHandler, and it sits inside SafeBrowsing and Buffered event
@@ -69,8 +71,10 @@ class CrossSiteResourceHandler : public LayeredResourceHandler {
                                      ResourceResponse* response,
                                      bool* defer);
 
-  bool OnNavigationTransitionResponseStarted(ResourceResponse* response,
-                                             bool* defer);
+  bool OnNavigationTransitionResponseStarted(
+      ResourceResponse* response,
+      bool* defer,
+      const TransitionLayerData& transition_data);
 
   bool OnNormalResponseStarted(ResourceResponse* response,
                                bool* defer);