[ash-md] Updates ash shelf tooltips to MD

ui/views/bubble/bubble_dialog_delegate.cc

 // Copyright 2016 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_dialog_delegate.h"
 
 #include "build/build_config.h"
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/color_utils.h"
@@ skipping 171 matching lines @@
   GetBubbleFrameView()->bubble_border()->set_alignment(alignment);
   SizeToContents();
 }
 
 void BubbleDialogDelegateView::SetArrowPaintType(
     BubbleBorder::ArrowPaintType paint_type) {
   GetBubbleFrameView()->bubble_border()->set_paint_arrow(paint_type);
   SizeToContents();
 }
 
+void BubbleDialogDelegateView::SetBorderInteriorThickness(int thickness) {
+  GetBubbleFrameView()->bubble_border()->SetBorderInteriorThickness(thickness);
+  SizeToContents();
+}
+
 void BubbleDialogDelegateView::OnAnchorBoundsChanged() {
   SizeToContents();
 }
 
 BubbleDialogDelegateView::BubbleDialogDelegateView()
     : BubbleDialogDelegateView(nullptr, BubbleBorder::TOP_LEFT) {}
 
 BubbleDialogDelegateView::BubbleDialogDelegateView(View* anchor_view,
                                                    BubbleBorder::Arrow arrow)
     : close_on_deactivate_(true),
@@ skipping 106 matching lines @@
   // http://crbug.com/474622 for details.
   if (widget == GetWidget() && visible) {
     ui::AXViewState state;
     GetAccessibleState(&state);
     if (state.role == ui::AX_ROLE_ALERT_DIALOG)
       NotifyAccessibilityEvent(ui::AX_EVENT_ALERT, true);
   }
 }
 
 }  // namespace views