[Local NTP] Fix fast icon NTP height.

chrome/browser/resources/local_ntp/local_ntp_fast.css

 /* 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. */
 
 /* TODO: Need to discuss with NTP folks before we remove font-family from the
  * body tag. */
 body {
   background-attachment: fixed !important;
   background-color: white;
   cursor: default;
@@ skipping 172 matching lines @@
 }
 
 .thumb-ntp #mv-tiles {
   height: calc(2 * 146px);
   line-height: 146px;
 }
 
 .icon-ntp #mv-tiles {
   background: rgba(255,255,255,0.2);
   border-radius: 4px;
-  height: calc(2 * 120px);
+  height: calc(2 * 112px);
   padding: calc(36px - 18px) calc(36px - 18px - 12px);
 }
 
 .icon-ntp.dark #mv-tiles {
   background: rgba(0,0,0,0.4);
 }
 
 .default-theme.icon-ntp #mv-tiles {
   background: none;
 }
@@ skipping 117 matching lines @@
 html[dir=rtl] #recent-tabs {
   left: 8px;
   right: auto;
 }
 
 #mv-single {
   border: none;
   height: 100%;
   width: 100%;
 }