1// Copyright 2013 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#include "content/renderer/stats_collection_observer.h" 6 7#include "base/time/time.h" 8#include "content/renderer/render_view_impl.h" 9 10namespace content { 11 12StatsCollectionObserver::StatsCollectionObserver(RenderViewImpl* render_view) 13 : RenderViewObserver(render_view) { 14} 15 16StatsCollectionObserver::~StatsCollectionObserver() { 17} 18 19void StatsCollectionObserver::DidStartLoading() { 20 DCHECK(start_time_.is_null()); 21 start_time_ = base::Time::Now(); 22} 23 24void StatsCollectionObserver::DidStopLoading() { 25 DCHECK(stop_time_.is_null()); 26 stop_time_ = base::Time::Now(); 27 28 // Stop observing so we don't get called again. 29 RenderViewImpl* impl = static_cast<RenderViewImpl*>(render_view()); 30 impl->RemoveObserver(this); 31} 32 33} // namespace content 34