Add LOAD_PRERENDER to prerender motivated load requests

chrome/renderer/render_view.cc

 // Copyright (c) 2011 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/renderer/render_view.h"
 
 #include <algorithm>
 #include <cmath>
 #include <string>
 #include <vector>
@@ skipping 3600 matching lines @@
   }
 
   if (top_data_source) {
     NavigationState* state = NavigationState::FromDataSource(top_data_source);
     if (state && request.targetType() == WebURLRequest::TargetIsPrefetch)
       state->set_was_prefetcher(true);
   }
 
   request.setRequestorID(routing_id_);
   request.setHasUserGesture(frame->isProcessingUserGesture());
+  request.setForPrerendering(is_prerendering_);
 
   if (CommandLine::ForCurrentProcess()->HasSwitch(switches::kNoReferrers))
     request.clearHTTPHeaderField("Referer");
 
   // Temporary metrics, see site_isolation_metrics.h
   SiteIsolationMetrics::AddRequest(identifier, request.targetType());
 }
 
 void RenderView::didReceiveResponse(
     WebFrame* frame, unsigned identifier, const WebURLResponse& response) {
@@ skipping 2041 matching lines @@
   }
 }
 
 void RenderView::OnContextMenuClosed(
     const webkit_glue::CustomContextMenuContext& custom_context) {
   if (custom_context.is_pepper_menu)
     pepper_delegate_.OnContextMenuClosed(custom_context);
   else
     context_menu_node_.reset();
 }