Gallery: fix ripple animation of overwrite original checkbox

ui/file_manager/gallery/css/gallery.css

 /* Copyright (c) 2014 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. */
 
 body {
   -webkit-user-select: none;
   font-size: 84%;
   margin: 0;
 }
 
@@ skipping 520 matching lines @@
 .gallery[editing] .edit-mode-toolbar .options,
 .gallery[editing] .edit-mode-toolbar .exit-button-spacer {
   opacity: 1;
   visibility: visible;
 }
 
 .edit-mode-toolbar .overwrite-original {
   -webkit-margin-start: 16px;
 }
 
-.edit-mode-toolbar .overwrite-original::shadow #checkboxContainer {
-  transform: scale(0.78, 0.78); /* Make box size to 14px. */
-}
-
-.edit-mode-toolbar .overwrite-original::shadow #ink {
-  left: -10px;
-  top: -10px;
-}
-
-.edit-mode-toolbar .overwrite-original::shadow #checkboxLabel {
-  padding-left: 6px;
-}
-
 .edit-mode-toolbar .overwrite-original[disabled]::shadow #checkbox,
 .edit-mode-toolbar .overwrite-original[disabled]::shadow #checkboxLabel {
   opacity: 0.2;
 }
 
 .gallery .edit-mode-toolbar .saved {
   -webkit-margin-start: 14px;
   cursor: inherit;
   opacity: 0;
   pointer-events: none;
@@ skipping 810 matching lines @@
 .thumbnail-view .animation-thumbnail {
   background-repeat: no-repeat;
   background-size: cover;
   display: none;
   position: absolute;
 }
 
 .thumbnail-view .animation-thumbnail.animating {
   display: block;
 }