Add ink drop highlight for hover and focus on location icons (e.g. star,

chrome/browser/ui/views/location_bar/bubble_icon_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/location_bar/bubble_icon_view.h"
 
 #include "chrome/browser/command_updater.h"
 #include "ui/accessibility/ax_view_state.h"
 #include "ui/base/material_design/material_design_controller.h"
 #include "ui/events/event.h"
@@ skipping 127 matching lines @@
   image_->SetPaintToLayer(true);
   image_->layer()->SetFillsBoundsOpaquely(false);
   views::InkDropHostView::AddInkDropLayer(ink_drop_layer);
 }
 
 void BubbleIconView::RemoveInkDropLayer(ui::Layer* ink_drop_layer) {
   views::InkDropHostView::RemoveInkDropLayer(ink_drop_layer);
   image_->SetPaintToLayer(false);
 }
 
-std::unique_ptr<views::InkDropHighlight>
-BubbleIconView::CreateInkDropHighlight() const {
-  // BubbleIconView views don't show hover effect.
-  return HasFocus() ? InkDropHostView::CreateInkDropHighlight() : nullptr;
-}
-
 SkColor BubbleIconView::GetInkDropBaseColor() const {
   return color_utils::DeriveDefaultIconColor(GetNativeTheme()->GetSystemColor(
       ui::NativeTheme::kColorId_TextfieldDefaultColor));
 }
 
 bool BubbleIconView::ShouldShowInkDropForFocus() const {
   return true;
 }
 
 void BubbleIconView::OnGestureEvent(ui::GestureEvent* event) {
@@ skipping 49 matching lines @@
   image_->SetImage(
       gfx::CreateVectorIcon(GetVectorIcon(), icon_size, icon_color));
 }
 
 void BubbleIconView::SetActiveInternal(bool active) {
   if (active_ == active)
     return;
   active_ = active;
   UpdateIcon();
 }