[Extensions UI] Highlight toolbar extensions when the redesign bubble is active

chrome/browser/ui/extensions/extension_toolbar_icon_surfacing_bubble_delegate.cc

 // Copyright 2015 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/extensions/extension_toolbar_icon_surfacing_bubble_delegate.h"
 
 #include "base/logging.h"
 #include "base/prefs/pref_service.h"
 #include "base/time/time.h"
 #include "chrome/browser/extensions/extension_toolbar_model.h"
@@ skipping 85 matching lines @@
   // Record the last time the bubble was shown.
   profile_->GetPrefs()->SetInt64(
       prefs::kToolbarIconSurfacingBubbleLastShowTime,
       base::Time::Now().ToInternalValue());
 }
 
 void ExtensionToolbarIconSurfacingBubbleDelegate::OnBubbleClosed(
     CloseAction action) {
   if (action == CLOSE_EXECUTE)
     AcknowledgeInPrefs(profile_->GetPrefs());
+  extensions::ExtensionToolbarModel::Get(profile_)->StopHighlighting();
 }