[ash-md] Updates ash shelf tooltips to MD

ui/views/bubble/bubble_border.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 "ui/views/bubble/bubble_border.h"
 
 #include <algorithm>
 
 #include "base/logging.h"
 #include "third_party/skia/include/core/SkPaint.h"
@@ skipping 107 matching lines @@
       break;
     case BubbleBorder::BIG_SHADOW:
       set = new BorderImages(kBigShadowImages, kBigShadowArrows, 23, 9, 2);
       break;
     case BubbleBorder::SMALL_SHADOW:
       set = new BorderImages(kSmallShadowImages, kSmallShadowArrows, 5, 6, 2);
       break;
     case BubbleBorder::NO_ASSETS:
       set = new BorderImages(nullptr, nullptr, 17, 8, 2);
       break;
+    case BubbleBorder::NO_ASSETS_TOOLTIP:
+      set = new BorderImages(nullptr, nullptr, 5, 6, 2);
+      break;
     case BubbleBorder::SHADOW_COUNT:
       NOTREACHED();
       break;
   }
 
   return set;
 }
 
 }  // namespace
 
@@ skipping 266 matching lines @@
   paint.setStyle(SkPaint::kFill_Style);
   paint.setColor(border_->background_color());
   SkPath path;
   gfx::Rect bounds(view->GetLocalBounds());
   bounds.Inset(border_->GetInsets());
 
   canvas->DrawRoundRect(bounds, border_->GetBorderCornerRadius(), paint);
 }
 
 }  // namespace views