ash: Fix app list button always activated regression

ash/shelf/app_list_button.cc

Index: ash/shelf/app_list_button.cc
diff --git a/ash/shelf/app_list_button.cc b/ash/shelf/app_list_button.cc
index cbef0f4cf36c92393f5913e6ecbb39e28968dba4..d02a368e6a9bdca469f7338fe718a3d350eef0f0 100644
--- a/ash/shelf/app_list_button.cc
+++ b/ash/shelf/app_list_button.cc
@@ -56,11 +56,17 @@ AppListButton::AppListButton(InkDropButtonListener* listener,
 AppListButton::~AppListButton() {}
 
 void AppListButton::OnAppListShown() {
-  AnimateInkDrop(views::InkDropState::ACTIVATED, nullptr);
+  if (ash::MaterialDesignController::IsShelfMaterial())
+    AnimateInkDrop(views::InkDropState::ACTIVATED, nullptr);
+  else
+    SchedulePaint();
 }
 
 void AppListButton::OnAppListDismissed() {
-  AnimateInkDrop(views::InkDropState::DEACTIVATED, nullptr);
+  if (ash::MaterialDesignController::IsShelfMaterial())
+    AnimateInkDrop(views::InkDropState::DEACTIVATED, nullptr);
+  else
+    SchedulePaint();
 }
 
 bool AppListButton::OnMousePressed(const ui::MouseEvent& event) {