Send navigation_start to the browser in DidStartProvisionalLoad IPC

content/renderer/render_frame_impl.cc

 // Copyright 2013 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 "content/renderer/render_frame_impl.h"
 
 #include <map>
 #include <string>
 
 #include "base/auto_reset.h"
@@ skipping 2700 matching lines @@
 
   // Update the request time if WebKit has better knowledge of it.
   if (document_state->request_time().is_null() &&
           triggering_event_time != 0.0) {
     document_state->set_request_time(Time::FromDoubleT(triggering_event_time));
   }
 
   // Start time is only set after request time.
   document_state->set_start_load_time(Time::Now());
 
+  NavigationStateImpl* navigation_state = static_cast<NavigationStateImpl*>(
+      document_state->navigation_state());
   bool is_top_most = !frame->parent();
   if (is_top_most) {
     render_view_->set_navigation_gesture(
         WebUserGestureIndicator::isProcessingUserGesture() ?
             NavigationGestureUser : NavigationGestureAuto);
   } else if (ds->replacesCurrentHistoryItem()) {
     // Subframe navigations that don't add session history items must be
     // marked with AUTO_SUBFRAME. See also didFailProvisionalLoad for how we
     // handle loading of error pages.
-    static_cast<NavigationStateImpl*>(document_state->navigation_state())
-        ->set_transition_type(ui::PAGE_TRANSITION_AUTO_SUBFRAME);
+    navigation_state->set_transition_type(ui::PAGE_TRANSITION_AUTO_SUBFRAME);
   }
 
+  base::TimeTicks navigation_start =
+      navigation_state->common_params().navigation_start;
+  DCHECK(!navigation_start.is_null());
+
   FOR_EACH_OBSERVER(RenderViewObserver, render_view_->observers(),
                     DidStartProvisionalLoad(frame));
   FOR_EACH_OBSERVER(RenderFrameObserver, observers_, DidStartProvisionalLoad());
 
   Send(new FrameHostMsg_DidStartProvisionalLoadForFrame(
-       routing_id_, ds->request().url()));
+       routing_id_, ds->request().url(), navigation_start));
 }
 
 void RenderFrameImpl::didReceiveServerRedirectForProvisionalLoad(
     blink::WebLocalFrame* frame) {
   DCHECK(!frame_ || frame_ == frame);
   render_view_->history_controller()->RemoveChildrenForRedirect(this);
 }
 
 void RenderFrameImpl::didFailProvisionalLoad(
     blink::WebLocalFrame* frame,
@@ skipping 1586 matching lines @@
       common_params.url, request_params, &is_reload, &cache_policy);
 
   GetContentClient()->SetActiveURL(common_params.url);
 
   pending_navigation_params_.reset(new NavigationParams(
       common_params, StartNavigationParams(), request_params));
 
   // Inform the browser of the start of the provisional load. This is needed so
   // that the load is properly tracked by the WebNavigation API.
   Send(new FrameHostMsg_DidStartProvisionalLoadForFrame(
-      routing_id_, common_params.url));
+      routing_id_, common_params.url, common_params.navigation_start));
 
   // Send the provisional load failure.
   blink::WebURLError error =
       CreateWebURLError(common_params.url, has_stale_copy_in_cache, error_code);
   WebURLRequest failed_request = CreateURLRequestForNavigation(
       common_params, scoped_ptr<StreamOverrideParameters>(),
       frame_->isViewSourceModeEnabled());
   SendFailedProvisionalLoad(failed_request, error, frame_);
 
   if (!ShouldDisplayErrorPageForFailedLoad(error_code, common_params.url)) {
@@ skipping 987 matching lines @@
   mojo::ServiceProviderPtr service_provider;
   mojo::URLRequestPtr request(mojo::URLRequest::New());
   request->url = mojo::String::From(url);
   mojo_shell_->ConnectToApplication(request.Pass(), GetProxy(&service_provider),
                                     nullptr, nullptr,
                                     base::Bind(&OnGotContentHandlerID));
   return service_provider.Pass();
 }
 
 }  // namespace content