| // 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/tab_contents/navigation_metrics_recorder.h" |
| |
| #include "base/metrics/histogram.h" |
| #include "components/navigation_metrics/navigation_metrics.h" |
| #include "content/public/browser/navigation_details.h" |
| #include "content/public/browser/navigation_entry.h" |
| #include "content/public/browser/render_view_host.h" |
| #include "content/public/browser/render_widget_host_view.h" |
| |
| #if defined(OS_WIN) |
| #include "base/win/windows_version.h" |
| #include "chrome/browser/metro_utils/metro_chrome_win.h" |
| #endif |
| |
| DEFINE_WEB_CONTENTS_USER_DATA_KEY(NavigationMetricsRecorder); |
| |
| NavigationMetricsRecorder::NavigationMetricsRecorder( |
| content::WebContents* web_contents) |
| : content::WebContentsObserver(web_contents) { |
| } |
| |
| NavigationMetricsRecorder::~NavigationMetricsRecorder() { |
| } |
| |
| void NavigationMetricsRecorder::DidNavigateMainFrame( |
| const content::LoadCommittedDetails& details, |
| const content::FrameNavigateParams& params) { |
| navigation_metrics::RecordMainFrameNavigation(details.entry->GetVirtualURL()); |
| } |
| |
| void NavigationMetricsRecorder::DidStartLoading( |
| content::RenderViewHost* render_view_host) { |
| #if defined(OS_WIN) && defined(USE_ASH) |
| if (render_view_host && base::win::GetVersion() >= base::win::VERSION_WIN8) { |
| content::RenderWidgetHostView* rwhv = render_view_host->GetView(); |
| if (rwhv) { |
| gfx::NativeView native_view = rwhv->GetNativeView(); |
| if (native_view) { |
| chrome::HostDesktopType desktop = |
| chrome::GetHostDesktopTypeForNativeView(native_view); |
| UMA_HISTOGRAM_ENUMERATION("Win8.PageLoad", |
| chrome::GetWin8Environment(desktop), |
| chrome::WIN_8_ENVIRONMENT_MAX); |
| } |
| } |
| } |
| #endif |
| } |
| |
| |