NTP5: Improving the Tile Page resize logic

chrome/browser/resources/ntp_search/tile_page.css

 /* Copyright (c) 2012 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. */
 
 /* -----------------------------------------------------------------------------
   Tile Page
 ----------------------------------------------------------------------------- */
 
 #page-list {
   /* TODO(pedrosimonetti): Confirm the easing function with Marcin. */
-  -webkit-transition: height 200ms ease-in-out;
+  -webkit-transition: height 200ms;
   padding-bottom: 10px;
 }
 
 .tile-page {
   overflow: hidden;
   position: relative;
 }
 
 .tile-page-content {
   margin: 0 auto;
   overflow: hidden;
   width: 748px;
 }
 
 .tile-grid {
   -webkit-transform: translate3d(0, 0, 0);
-  -webkit-transition: width 200ms ease-in-out;
+  -webkit-transition: width 200ms;
   display: block;
   margin: 0 auto;
   width: 732px;
 }
 
 .tile-grid-content {
   -webkit-transform: translate3d(0, 0, 0);
-  -webkit-transition: -webkit-transform 200ms ease-in-out;
+  -webkit-transition: -webkit-transform 200ms;
 }
 
 .tile-row {
   -webkit-transform: translate3d(0, 0, 0);
-  -webkit-transition: opacity 200ms ease-in-out;
+  -webkit-transition: opacity 200ms;
   height: 105px;
   text-align: start;
   white-space: nowrap;
 }
 
 /* -----------------------------------------------------------------------------
   Tile Cell
 ----------------------------------------------------------------------------- */
 
 .tile-cell {
   -webkit-transform: translate3d(0, 0, 0);
   display: inline-block;
   position: relative;
 }
 
 .tile-cell:first-child {
   -webkit-margin-start: 0;
 }
 
 /* -----------------------------------------------------------------------------
    Tile Cell Animation
 ----------------------------------------------------------------------------- */
 
 .animate-tile .tile-cell {
-  -webkit-transition: margin 200ms ease-out;
+  -webkit-transition: margin 200ms;
   -webkit-transition-property: margin, opacity, width;
 }
 
 /* Animates entire columns of Tiles at once.*/
 .hide-col-0 .tile-cell:nth-child(1),
 .hide-col-1 .tile-cell:nth-child(2),
 .hide-col-2 .tile-cell:nth-child(3),
 .hide-col-3 .tile-cell:nth-child(4),
 .hide-col-4 .tile-cell:nth-child(5),
 .hide-col-5 .tile-cell:nth-child(6),
 .hide-col-6 .tile-cell:nth-child(7),
 .hide-col-7 .tile-cell:nth-child(8),
 .hide-col-8 .tile-cell:nth-child(9),
 .hide-col-9 .tile-cell:nth-child(10) {
   -webkit-margin-end: -10px;
   opacity: 0;
   width: 10px !important;
 }
 
 .hide-row {
   opacity: 0;
 }
 
 .hide-row .tile-cell {
   opacity: 1;
-}
+}