Indicate tab recording state in tab strip

chrome/browser/ui/views/tabs/browser_tab_strip_controller.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 "chrome/browser/ui/views/tabs/browser_tab_strip_controller.h"
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/extensions/tab_helper.h"
 #include "chrome/browser/favicon/favicon_tab_helper.h"
+#include "chrome/browser/media/media_internals.h"
+#include "chrome/browser/media/media_stream_capture_indicator.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
 #include "chrome/browser/ui/search/search.h"
 #include "chrome/browser/ui/search/search_delegate.h"
 #include "chrome/browser/ui/search/search_model.h"
 #include "chrome/browser/ui/tab_contents/tab_contents.h"
 #include "chrome/browser/ui/tabs/tab_menu_model.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/browser/ui/tabs/tab_strip_model_delegate.h"
 #include "chrome/browser/ui/tabs/tab_strip_selection_model.h"
 #include "chrome/browser/ui/views/tabs/tab.h"
 #include "chrome/browser/ui/views/tabs/tab_renderer_data.h"
 #include "chrome/browser/ui/views/tabs/tab_strip.h"
 #include "chrome/browser/ui/webui/instant_ui.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/public/browser/notification_service.h"
+#include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/user_metrics.h"
 #include "content/public/browser/web_contents.h"
 #include "ui/base/layout.h"
 #include "ui/views/controls/menu/menu_item_view.h"
 #include "ui/views/controls/menu/menu_model_adapter.h"
 #include "ui/views/controls/menu/menu_runner.h"
 #include "ui/views/widget/widget.h"
 
 using content::UserMetricsAction;
@@ skipping 485 matching lines @@
   data->network_state = TabContentsNetworkState(contents);
   data->title = contents->GetTitle();
   data->url = contents->GetURL();
   data->loading = contents->IsLoading();
   data->crashed_status = contents->GetCrashedStatus();
   data->incognito = contents->GetBrowserContext()->IsOffTheRecord();
   data->show_icon = favicon_tab_helper->ShouldDisplayFavicon();
   data->mini = model_->IsMiniTab(model_index);
   data->blocked = model_->IsTabBlocked(model_index);
   data->app = extensions::TabHelper::FromWebContents(contents)->is_app();
+  int render_process_id = contents->GetRenderProcessHost()->GetID();
+  int render_view_id = contents->GetRenderViewHost()->GetRoutingID();
+  data->recording =
+      MediaInternals::GetInstance()->media_stream_capture_indicator()->
+      IsProcessCapturing(render_process_id, render_view_id);
   data->mode = browser_->search_model()->mode().mode;
   // Get current gradient background animation to paint.
   data->gradient_background_opacity = browser_->search_delegate()->
       toolbar_search_animator().GetGradientOpacity();
 }
 
 void BrowserTabStripController::SetTabDataAt(content::WebContents* web_contents,
                                              int model_index) {
   TabRendererData data;
   SetTabRendererDataFromModel(web_contents, model_index, &data, EXISTING_TAB);
@@ skipping 37 matching lines @@
   SetTabRendererDataFromModel(contents->web_contents(), index, &data, NEW_TAB);
   tabstrip_->AddTabAt(index, data, is_active);
 }
 
 void BrowserTabStripController::UpdateLayoutType() {
   bool adjust_layout = false;
   TabStripLayoutType layout_type =
       DetermineTabStripLayout(g_browser_process->local_state(), &adjust_layout);
   tabstrip_->SetLayoutType(layout_type, adjust_layout);
 }