[top-chrome-md] Made extension buttons show the highlight when focused.

chrome/browser/ui/views/toolbar/toolbar_action_view.cc

 // Copyright 2013 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/toolbar/toolbar_action_view.h"
 
 #include <string>
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
@@ skipping 92 matching lines @@
   }
 
   return GetThemeProvider()->GetColor(
       ThemeProperties::COLOR_TOOLBAR_BUTTON_ICON);
 }
 
 std::unique_ptr<views::InkDrop> ToolbarActionView::CreateInkDrop() {
   std::unique_ptr<views::InkDropImpl> ink_drop =
       CustomButton::CreateDefaultInkDropImpl();
   ink_drop->SetShowHighlightOnHover(!delegate_->ShownInsideMenu());
+  ink_drop->SetShowHighlightOnFocus(true);
   return std::move(ink_drop);
 }
 
 content::WebContents* ToolbarActionView::GetCurrentWebContents() const {
   return delegate_->GetCurrentWebContents();
 }
 
 void ToolbarActionView::UpdateState() {
   content::WebContents* web_contents = GetCurrentWebContents();
   if (SessionTabHelper::IdForTab(web_contents) < 0)
@@ skipping 188 matching lines @@
     if (menu_controller->in_nested_run()) {
       // There is another menu showing. Close the outermost menu (since we are
       // shown in the same menu, we don't want to close the whole thing).
       menu_controller->Cancel(views::MenuController::EXIT_OUTERMOST);
       return true;
     }
   }
 
   return false;
 }