When starting a provisional load include the parent frame ID in the IPC and pass it down the th WCO…

chrome/browser/net/load_time_stats.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/net/load_time_stats.h"
 
 #include "base/metrics/histogram.h"
 #include "base/stl_util.h"
 #include "base/string_number_conversions.h"
 #include "base/timer.h"
@@ skipping 249 matching lines @@
     content::WebContents* web_contents)
     : content::WebContentsObserver(web_contents) {
   is_otr_profile_ = web_contents->GetBrowserContext()->IsOffTheRecord();
 }
 
 LoadTimeStatsTabHelper::~LoadTimeStatsTabHelper() {
 }
 
 void LoadTimeStatsTabHelper::DidStartProvisionalLoadForFrame(
     int64 frame_id,
+    int64 parent_frame_id,
     bool is_main_frame,
     const GURL& validated_url,
     bool is_error_page,
     content::RenderViewHost* render_view_host) {
   if (!is_main_frame)
     return;
   if (!validated_url.SchemeIs("http"))
     return;
   NotifyLoadTimeStats(LoadTimeStats::SPINNER_START, render_view_host);
 }
@@ skipping 266 matching lines @@
   if (type == ChromeURLRequestContext::CONTEXT_TYPE_MAIN)
     main_request_contexts_.insert(context);
 }
 
 void LoadTimeStats::UnregisterURLRequestContext(
     const net::URLRequestContext* context) {
   main_request_contexts_.erase(context);
 }
 
 }  // namespace chrome_browser_net