Makes the pinned tab title change indicator hide correctly

chrome/browser/ui/views/tabs/tab.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_VIEWS_TABS_TAB_H_
 #define CHROME_BROWSER_UI_VIEWS_TABS_TAB_H_
 
 #include <list>
 #include <memory>
 #include <string>
@@ skipping 81 matching lines @@
   // Sets the network state.
   void UpdateLoadingAnimation(TabRendererData::NetworkState state);
 
   // Starts/Stops a pulse animation.
   void StartPulse();
   void StopPulse();
 
   // Sets the visibility of the indicator shown when the tab title changes of
   // an inactive pinned tab.
   void SetPinnedTabTitleChangedIndicatorVisible(bool value);
+  bool showing_pinned_tab_title_changed_indicator() const {

[Evan Stade, 2016/06/28 00:09:05]

instead of adding this here, can we make an accessor in TabStripTest (which is
already friended)

[sky, 2016/06/28 03:04:15]

Done.

+    return showing_pinned_tab_title_changed_indicator_;
+  }
 
   // Set the background offset used to match the image in the inactive tab
   // to the frame image.
   void set_background_offset(const gfx::Point& offset) {
     background_offset_ = offset;
   }
 
   // Returns true if this tab became the active tab selected in
   // response to the last ui::ET_TAP_DOWN gesture dispatched to
   // this tab. Only used for collecting UMA metrics.
@@ skipping 291 matching lines @@
   SkColor button_color_;
 
   // As the majority of the tabs are inactive, and painting tabs is slowish,
   // we cache a handful of the inactive tab backgrounds here.
   static ImageCache* image_cache_;
 
   DISALLOW_COPY_AND_ASSIGN(Tab);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_TABS_TAB_H_