Add MD ink drop ripple to app list button

ui/views/animation/test/ink_drop_host_view_test_api.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/animation/test/ink_drop_host_view_test_api.h"
 
 namespace views {
 namespace test {
 
 InkDropHostViewTestApi::InkDropHostViewTestApi(InkDropHostView* host_view)
     : host_view_(host_view) {}
 
 InkDropHostViewTestApi::~InkDropHostViewTestApi() {}
 
+void InkDropHostViewTestApi::SetInkDrop(std::unique_ptr<InkDrop> ink_drop,
+                                        bool handles_gesture_events) {
+  host_view_->SetHasInkDrop(
+      handles_gesture_events
+          ? InkDropHostView::INK_DROP_WITH_GESTURE_HANDLING
+          : InkDropHostView::INK_DROP_WITHOUT_GESTURE_HANDLING);
+  host_view_->ink_drop_ = std::move(ink_drop);
+}
+
 void InkDropHostViewTestApi::SetInkDrop(std::unique_ptr<InkDrop> ink_drop) {
-  host_view_->SetHasInkDrop(true);
-  host_view_->ink_drop_ = std::move(ink_drop);
+  SetInkDrop(std::move(ink_drop), true);
 }
 
 gfx::Point InkDropHostViewTestApi::GetInkDropCenterBasedOnLastEvent() const {
   return host_view_->GetInkDropCenterBasedOnLastEvent();
 }
 
 void InkDropHostViewTestApi::AnimateInkDrop(InkDropState state,
                                             const ui::LocatedEvent* event) {
   host_view_->AnimateInkDrop(state, event);
 }
 
 }  // namespace test
 }  // namespace views