blimp: Update page load status update indicator to use first paint.

content/browser/renderer_host/render_widget_host_impl.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 "content/browser/renderer_host/render_widget_host_impl.h"
 
 #include <math.h>
 
 #include <set>
 #include <utility>
@@ skipping 920 matching lines @@
 
   new_content_rendering_timeout_->Start(new_content_rendering_delay_);
 }
 
 void RenderWidgetHostImpl::OnFirstPaintAfterLoad() {
   if (new_content_rendering_timeout_->IsRunning()) {
     new_content_rendering_timeout_->Stop();
   } else {
     received_paint_after_load_ = true;
   }
+
+  if (delegate_)
+    delegate_->OnFirstPaintAfterLoad(this);
 }
 
 void RenderWidgetHostImpl::ForwardMouseEvent(const WebMouseEvent& mouse_event) {
   ForwardMouseEventWithLatencyInfo(mouse_event, ui::LatencyInfo());
   if (owner_delegate_)
     owner_delegate_->RenderWidgetDidForwardMouseEvent(mouse_event);
 }
 
 void RenderWidgetHostImpl::ForwardMouseEventWithLatencyInfo(
       const blink::WebMouseEvent& mouse_event,
@@ skipping 1199 matching lines @@
   return delegate_ ? delegate_->GetRootBrowserAccessibilityManager() : NULL;
 }
 
 BrowserAccessibilityManager*
     RenderWidgetHostImpl::GetOrCreateRootBrowserAccessibilityManager() {
   return delegate_ ?
       delegate_->GetOrCreateRootBrowserAccessibilityManager() : NULL;
 }
 
 }  // namespace content