Use ink drop hover for focus states on toolbar buttons and location

ui/views/animation/ink_drop_factory.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 "ui/views/animation/ink_drop_factory.h"
 
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "ui/base/material_design/material_design_controller.h"
 #include "ui/gfx/geometry/rect.h"
 #include "ui/gfx/geometry/size.h"
 #include "ui/views/animation/ink_drop.h"
 #include "ui/views/animation/ink_drop_impl.h"
 #include "ui/views/views_export.h"
 
 namespace views {
 
 namespace {
 
 // A stub implementation of an InkDrop that can be used when material design is
 // not enabled.
 class InkDropStub : public InkDrop {
  public:
-  explicit InkDropStub();
-  ~InkDropStub() override;
+  InkDropStub() {}
+  ~InkDropStub() override {}
 
   // InkDrop:
-  InkDropState GetTargetInkDropState() const override;
-  bool IsVisible() const override;
-  void AnimateToState(InkDropState state) override;
-  void SnapToActivated() override;
-  void SetHovered(bool is_hovered) override;
+  InkDropState GetTargetInkDropState() const override {
+    return InkDropState::HIDDEN;
+  }
+  bool IsVisible() const override { return false; }
+  void AnimateToState(InkDropState state) override {}
+  void SnapToActivated() override {}
+  void SetHovered(bool is_hovered) override {}
+  void SnapToHovered(bool is_hovered) override {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(InkDropStub);
 };
 
-InkDropStub::InkDropStub() {}
-
-InkDropStub::~InkDropStub() {}
-
-InkDropState InkDropStub::GetTargetInkDropState() const {
-  return InkDropState::HIDDEN;
-}
-
-bool InkDropStub::IsVisible() const {
-  return false;
-}
-
-void InkDropStub::AnimateToState(InkDropState state) {}
-
-void InkDropStub::SnapToActivated() {}
-
-void InkDropStub::SetHovered(bool is_hovered) {}
-
 }  // namespace
 
 InkDropFactory::InkDropFactory() {}
 
 InkDropFactory::~InkDropFactory() {}
 
 std::unique_ptr<InkDrop> InkDropFactory::CreateInkDrop(
     InkDropHost* ink_drop_host) {
   if (ui::MaterialDesignController::IsModeMaterial()) {
     return base::WrapUnique(new InkDropImpl(ink_drop_host));
   }
 
   return base::WrapUnique(new InkDropStub());
 }
 
 }  // namespace views