Remove some unused history resources on iOS

ios/chrome/app/resources/history/history_mobile.css

-/* Copyright (c) 2013 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. */
-
-/* This file contains styles specific to iOS. */
-
-html:not(.focus-outline-visible) :focus {
-  outline: none;
-}
-
-html {
-  height: 100%;
-}
-
-body {
-  background-color: rgba(0, 0, 0, .05);
-  color: rgb(76, 76, 76);
-  font-size: initial;
-  height: 100%;
-  margin: 0;
-}
-
-.page {
-  -webkit-flex-flow: column;
-  display: -webkit-flex;
-  height: 100%;
-}
-
-#scrolling-container {
-  -webkit-flex: auto;  /* Container should take up extra vertical space. */
-  -webkit-overflow-scrolling: touch;
-  overflow-y: auto;
-}
-
-h1 {
-  color: rgb(34, 34, 34);
-  font-weight: bold;
-  margin-bottom: 12px;
-}
-
-#top-container,
-#results-display {
-  margin: 0;
-}
-
-#top-container,
-#results-display,
-#results-pagination {
-  max-width: none;
-}
-
-h1,
-h3,
-#notification-bar,
-#search-field,
-.entry-box,
-#loading-spinner {
-  padding-left: 16px;
-  padding-right: 16px;
-}
-
-h3 {
-  background: rgb(245, 245, 245);
-  color: rgb(138, 138, 138);
-  font-size: 14px;
-  height: 30px;
-  line-height: 30px;
-  margin-top: 0;
-  overflow: hidden;
-  text-overflow: ellipsis;
-  white-space: nowrap;
-}
-
-#search-field {
-  -webkit-padding-start: 64px;
-  background-image:
-      url(../../../../../ui/webui/resources/images/2x/search.png);
-  background-position: 16px center;
-  background-repeat: no-repeat;
-  background-size: 32px;
-  border: 0;
-  display: block;
-  line-height: 1.5;
-  margin-top: 16px;
-  width: 100%;
-}
-
-html[dir='rtl'] #search-field {
-  background-position: right 16px center;
-}
-
-#notification-bar {
-  color: rgb(138, 138, 138);
-  font-size: 14px;
-  line-height: 1.5;
-  -webkit-text-size-adjust: none;
-}
-
-#notification-bar span {
-  /* On desktop, notification spans are displayed as separate paragraphs.
-     On mobile, join them into a single paragraph. */
-  display: inline;
-}
-
-#top-container.overflow #notification-bar {
-  float: none;
-  margin: 0;
-  padding-bottom: 0;
-  padding-top: 0;
-}
-
-#remove-selected,
-#search-button,
-.gap {
-  display: none;
-}
-
-.entry-box {
-  -webkit-padding-end: 0;
-}
-
-button.remove-entry {
-  background: url(../../../../../ui/webui/resources/images/2x/x-thin.png)
-      no-repeat center center;
-  background-size: 13px;
-  border: 0;
-  box-sizing: border-box;
-  height: 100%;
-  min-width: 45px;
-  opacity: 0.7;
-  padding: 0 16px;
-  vertical-align: top;
-  width: 45px;
-}
-
-button.remove-entry:active {
-  opacity: 1.0;
-}
-
-.entry {
-  background-color: white;
-}
-
-.entry-box {
-  margin-bottom: 0;
-  margin-top: 0;
-  padding-bottom: 0;
-}
-
-h3,
-.entry,
-#search-field {
-  border-bottom: 1px solid rgb(220, 220, 220);
-  border-top: 1px solid rgb(220, 220, 220);
-  margin-bottom: -1px;
-  overflow: hidden;
-}
-
-.entry-box,
-#search-field,
-#results-pagination button {
-  height: 60px;
-}
-
-.entry-box-container {
-  display: block;
-}
-
-input {
-  border-radius: 0;
-}
-
-#clear-browsing-data {
-  /* Style it like a native Android button. */
-  background-color: rgb(221, 221, 221);
-  border: 0;
-  border-radius: 0;
-  border-top: 1px solid rgb(198, 198, 198);
-  box-shadow: none;
-  font-size: 75%;
-  font-weight: bold;
-  height: 46px;
-  margin: 0;
-  min-height: 46px;
-  text-shadow: none;
-  text-transform: uppercase;
-  width: 100%;
-}
-
-.day-results,
-.search-results {
-  margin: 0;
-}
-
-/* Fade out the entry-box, rather than its parent node, so that the dividing
-   line between entries doesn't fade out. */
-.entry.fade-out .entry-box {
-  -webkit-transition: opacity 200ms;
-  opacity: 1;
-}
-
-.entry.fade-out {
-  opacity: 1;
-}
-
-.entry.fade-out .entry-box {
-  opacity: 0;
-}
-
-.entry input[type=checkbox] {
-  display: none;
-}
-
-.entry .visit-entry {
-  -webkit-flex: auto;
-  -webkit-flex-flow: column;
-  -webkit-padding-start: 48px;
-  -webkit-margin-start: 8px;
-  background-size: 32px;
-  line-height: 1.3;
-}
-
-.entry .visit-entry.blocked-indicator {
-  line-height: 2;
-}
-
-.entry .visit-entry :-webkit-any(a, .domain) {
-  display: block;
-  margin-left: 0;
-  margin-right: 0;
-  min-width: 0;
-  overflow: hidden;
-  padding-left: 0;
-  padding-right: 0;
-  text-overflow: ellipsis;
-  white-space: nowrap;
-}
-
-.entry .visit-entry.blocked-indicator a {
-  display: inline;
-}
-
-.entry .domain {
-  font-size: 14px;
-}
-
-#older-button {
-  -webkit-padding-end: 16px;
-}
-
-#newest-button {
-  -webkit-padding-start: 16px;
-}
-
-#loading-spinner {
-  margin-top: 16px;
-}
-
-/* iOS does not support the latest flexbox syntax, only the 2009 working draft
-   syntax (http://www.w3.org/TR/2009/WD-css3-flexbox-20090723/). */
-.entry-box,
-.site-domain-wrapper {
-  -wekbit-box-align: center;
-  display: -webkit-box;
-}
-
-.entry .visit-entry {
-  -webkit-box-flex: 1;
-  -webkit-box-orient: vertical;
-  -webkit-box-pack: center;
-  display: -webkit-box;
-}
-
-#scrolling-container {
-  bottom: 46px;
-  left: 0;
-  position: fixed;
-  right: 0;
-  top: 0;
-}
-
-#clear-browsing-data {
-  bottom: 0;
-  position: fixed;
-}
-
-.entry .bookmark-section {
-  display: none;
-}
-
-.entry .time {
-  line-height: 60px;
-  min-width: 90px;
-  text-align: inherit;
-  width: 90px;
-}
-
-@media only screen and (max-width:600px) {
-
-  /* Omit the time and favicon margin on very small screens. */
-  .entry .time {
-    display: none;
-  }
-
-  .entry .visit-entry {
-    -webkit-margin-start: 0;
-  }
-
-} /* @media only screen and (max-width:600px) */
-
-@media only screen and (min-width:720px) {
-
-  h3,
-  .entry,
-  #search-field {
-    border: 1px solid rgb(220, 220, 220);
-  }
-
-  h3 {
-    margin-top: 30px;
-  }
-
-  #scrolling-container {
-    padding-bottom: 30px;
-  }
-
-  #scrolling-container > * {
-    margin-left: auto;
-    margin-right: auto;
-    max-width: 718px;
-  }
-
-  h1,
-  #notification-bar,
-  #loading-spinner {
-    padding-left: 0;
-    padding-right: 0;
-  }
-
-} /* @media only screen and (max-width:720px) */
-
-.ios-keyboard-visible #clear-browsing-data {
-  display: none;
-}
-
-.ios-keyboard-visible #scrolling-container {
-  /* Should be 0, but that breaks scrolling -- see crbug.com/292715. */
-  bottom: -1px;
-}
-
-#results-header:empty {
-  display: none;
-}