Make PrerenderTracker's resource_throttle_io_thread_map_ use RenderFrame IDs instead of RenderView …

content/child/request_extra_data.cc

Index: content/child/request_extra_data.cc
===================================================================
--- content/child/request_extra_data.cc	(revision 245386)
+++ content/child/request_extra_data.cc	(working copy)
@@ -9,23 +9,26 @@
 
 namespace content {
 
-RequestExtraData::RequestExtraData(WebReferrerPolicy referrer_policy,
-                                   const WebString& custom_user_agent,
-                                   bool was_after_preconnect_request,
-                                   int render_frame_id,
-                                   bool is_main_frame,
-                                   int64 frame_id,
-                                   const GURL& frame_origin,
-                                   bool parent_is_main_frame,
-                                   int64 parent_frame_id,
-                                   bool allow_download,
-                                   PageTransition transition_type,
-                                   bool should_replace_current_entry,
-                                   int transferred_request_child_id,
-                                   int transferred_request_request_id)
+RequestExtraData::RequestExtraData(
+    WebReferrerPolicy referrer_policy,
+    blink::WebPageVisibilityState visibility_state,
+    const WebString& custom_user_agent,
+    bool was_after_preconnect_request,
+    int render_frame_id,
+    bool is_main_frame,
+    int64 frame_id,
+    const GURL& frame_origin,
+    bool parent_is_main_frame,
+    int64 parent_frame_id,
+    bool allow_download,
+    PageTransition transition_type,
+    bool should_replace_current_entry,
+    int transferred_request_child_id,
+    int transferred_request_request_id)
     : webkit_glue::WebURLRequestExtraDataImpl(referrer_policy,
                                               custom_user_agent,
                                               was_after_preconnect_request),
+      visibility_state_(visibility_state),
       render_frame_id_(render_frame_id),
       is_main_frame_(is_main_frame),
       frame_id_(frame_id),