Add tab status to accessibility labels

chrome/browser/ui/views/tabs/tab_strip.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/tab_strip.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <iterator>
@@ skipping 1306 matching lines @@
 }
 
 bool TabStrip::IsImmersiveStyle() const {
   return immersive_style_;
 }
 
 SkColor TabStrip::GetToolbarTopSeparatorColor() const {
   return controller_->GetToolbarTopSeparatorColor();
 }
 
+// Returns the accessible tab name for the tab.
+base::string16 TabStrip::GetAccessibleTabName(const Tab* tab) const {
+  int model_index = GetModelIndexOfTab(tab);
+  if (IsValidModelIndex(model_index))
+    return controller_->GetAccessibleTabName(tab);
+  return base::string16();
+}
+
 int TabStrip::GetBackgroundResourceId(bool* custom_image) const {
   const ui::ThemeProvider* tp = GetThemeProvider();
 
   if (GetWidget()->ShouldWindowContentsBeTransparent()) {
     const int kBackgroundIdGlass = IDR_THEME_TAB_BACKGROUND_V;
     *custom_image = tp->HasCustomImage(kBackgroundIdGlass);
     return kBackgroundIdGlass;
   }
 
   // If a custom theme does not provide a replacement tab background, but does
@@ skipping 1458 matching lines @@
           ConvertPointToViewAndGetEventHandler(this, newtab_button_, point);
       if (view)
         return view;
     }
     Tab* tab = FindTabForEvent(point);
     if (tab)
       return ConvertPointToViewAndGetEventHandler(this, tab, point);
   }
   return this;
 }