New fast NTP that uses a single iframe

BUG=461032

Review URL: https://codereview.chromium.org/997223003

Cr-Commit-Position: refs/heads/master@{#320849}

chrome/browser/browser_resources.grd

@@ -196,6 +196,9 @@
       <include name="IDR_LOCAL_NTP_HTML" file="resources\local_ntp\local_ntp.html" flattenhtml="true" allowexternalscript="true" type="BINDATA" />
       <include name="IDR_LOCAL_NTP_CSS" file="resources\local_ntp\local_ntp.css" type="BINDATA" />
       <include name="IDR_LOCAL_NTP_JS" file="resources\local_ntp\local_ntp.js" flattenhtml="true" type="BINDATA" />
+      <include name="IDR_LOCAL_NTP_FAST_HTML" file="resources\local_ntp\local_ntp_fast.html" flattenhtml="true" allowexternalscript="true" type="BINDATA" />
+      <include name="IDR_LOCAL_NTP_FAST_CSS" file="resources\local_ntp\local_ntp_fast.css" type="BINDATA" />
+      <include name="IDR_LOCAL_NTP_FAST_JS" file="resources\local_ntp\local_ntp_fast.js" flattenhtml="true" type="BINDATA" />
       <include name="IDR_LOCAL_NTP_UTIL_JS" file="resources\local_ntp\local_ntp_util.js" flattenhtml="true" type="BINDATA" />
       <include name="IDR_LOCAL_NTP_DESIGN_JS" file="resources\local_ntp\local_ntp_design.js" flattenhtml="true" type="BINDATA" />
       <include name="IDR_LOCAL_STATE_HTML" file="resources\local_state\local_state.html" flattenhtml="true" allowexternalscript="true" type="BINDATA" />

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;
+  font-family: arial, sans-serif;
+  font-size: small;
+  margin: 0;
+  overflow-x: hidden;
+}
+
+#ntp-contents {
+  text-align: -webkit-center;
+}
+
+.non-google-page #ntp-contents {
+  position: absolute;
+  top: calc(50% - 155px);
+  width: 100%;
+}
+
+body.hide-fakebox-logo #logo,
+body.hide-fakebox-logo #fakebox {
+  visibility: hidden;
+}
+
+body.fakebox-disable #fakebox {
+  border-color: rgb(238, 238, 238);
+  cursor: default;
+}
+
+body.fakebox-disable #fakebox > input {
+  cursor: default;
+}
+
+#logo {
+  background-image: url(images/google_logo.png@2x);
+  background-repeat: no-repeat;
+  background-size: 269px 95px;
+  height: 95px;
+  margin-bottom: 24px;
+  margin-top: 157px;
+  width: 269px;
+}
+
+body.alternate-logo #logo {
+  -webkit-mask-image: url(images/google_logo.png@2x);
+  -webkit-mask-repeat: no-repeat;
+  -webkit-mask-size: 100%;
+  background: #eee;
+}
+
+#fakebox {
+  -webkit-transform: translate3d(0, 0, 0);
+  -webkit-transition: -webkit-transform 100ms linear, border-color 100ms linear;
+  background-color: #fff;
+  border: 1px solid rgb(185, 185, 185);
+  border-radius: 1px;
+  border-top-color: rgb(160, 160, 160);
+  box-sizing: border-box;
+  cursor: text;
+  font-size: 18px;
+  height: 36px;
+  line-height: 36px;
+  max-width: 672px;
+  position: relative;
+  width: 300px;
+}
+
+#fakebox:hover {
+  border: 1px solid rgb(169, 169, 169);
+  border-top-color: rgb(144, 144, 144);
+}
+
+body.fakebox-focused #fakebox {
+  border: 1px solid rgb(77, 144, 254);
+}
+
+#fakebox > input {
+  bottom: 0;
+  box-sizing: border-box;
+  left: 0;
+  margin: 0;
+  opacity: 0;
+  padding-left: 8px;
+  position: absolute;
+  top: 0;
+  width: 100%;
+}
+
+html[dir=rtl] #fakebox > input {
+  padding-left: 0;
+  padding-right: 8px;
+  right: 0;
+}
+
+#fakebox-text {
+  bottom: 0;
+  color: #bbb;
+  font-family: arial, sans-serif;
+  font-size: 16px;
+  left: 9px;
+  margin-top: 1px;
+  overflow: hidden;
+  position: absolute;
+  right: 9px;
+  text-align: initial;
+  text-overflow: ellipsis;
+  top: 0;
+  vertical-align: middle;
+  visibility: inherit;
+  white-space: nowrap;
+}
+
+html[dir=rtl] #fakebox-text {
+  left: auto;
+  right: 9px;
+}
+
+#cursor {
+  background: #333;
+  bottom: 5px;
+  left: 9px;
+  position: absolute;
+  top: 5px;
+  visibility: hidden;
+  width: 1px;
+}
+
+html[dir=rtl] #cursor {
+  left: auto;
+  right: 9px;
+}
+
+@-webkit-keyframes blink {
+  0% {
+    opacity: 1;
+  }
+  61.55% {
+    opacity: 0;
+  }
+}
+
+body.fakebox-drag-focused #fakebox-text,
+body.fakebox-focused #fakebox-text {
+  visibility: hidden;
+}
+
+body.fakebox-drag-focused #cursor {
+  visibility: inherit;
+}
+
+body.fakebox-focused #cursor {
+  -webkit-animation: blink 1.3s step-end infinite;
+  visibility: inherit;
+}
+
+#most-visited {
+  -webkit-user-select: none;
+  margin-top: 64px;
+  text-align: -webkit-center;
+}
+
+/* Non-Google pages have no Fakebox, so don't need top margin. */
+.non-google-page #most-visited {
+  margin-top: 0;
+}
+
+#mv-notice-x {
+  -webkit-mask-image: -webkit-image-set(
+      url(chrome-search://local-ntp/images/close_3_mask.png) 1x,
+      url(chrome-search://local-ntp/images/close_3_mask.png@2x) 2x);
+  -webkit-mask-position: 3px 3px;
+  -webkit-mask-repeat: no-repeat;
+  -webkit-mask-size: 10px 10px;
+  background-color: rgba(90,90,90,0.7);
+  cursor: pointer;
+  display: inline-block;
+  height: 16px;
+  margin-left: 20px;
+  outline: none;
+  vertical-align: middle;
+  width: 16px;
+}
+
+html[dir=rtl] #mv-notice-x {
+  margin-left: 0;
+  margin-right: 20px;
+}
+
+#mv-notice-x:hover {
+  background-color: rgba(90,90,90,1.0);
+}
+
+#mv-notice-x:active {
+  background-color: rgb(66,133,244);
+}
+
+/* The notification shown when a tile is blacklisted. */
+#mv-notice {
+  font-size: 12px;
+  font-weight: bold;
+  opacity: 1;
+  padding: 10px 0;
+}
+
+#mv-notice span {
+  cursor: default;
+  display: inline-block;
+  height: 16px;
+  line-height: 16px;
+  vertical-align: top;
+}
+
+/* Links in the notification. */
+#mv-notice-links span {
+  -webkit-margin-start: 6px;
+  color: rgb(17, 85, 204);
+  cursor: pointer;
+  outline: none;
+  padding: 0 4px;
+}
+
+#mv-notice-links span:hover,
+#mv-notice-links span:focus,
+#recent-tabs:hover {
+  text-decoration: underline;
+}
+
+.default-theme.dark #mv-msg {
+  color: #fff;
+}
+
+.default-theme.dark #mv-notice-links span {
+  color: #fff;
+}
+
+#mv-notice.mv-notice-delayed-hide {
+  -webkit-transition-delay: 10s;
+  -webkit-transition-property: opacity;
+  opacity: 0;
+}
+
+#mv-notice.mv-notice-hide {
+  display: none;
+}
+
+#attribution {
+  -webkit-user-select: none;
+  bottom: 0;
+  color: #fff;
+  cursor: default;
+  display: inline-block;
+  font-size: 13px;
+  position: fixed;
+  right: 8px;
+  text-align: left;
+  z-index: -1;
+}
+
+html[dir=rtl] #attribution {
+  text-align: right;
+}
+
+#recent-tabs {
+  background: #fff;
+  border: 1px solid #c0c0c0;
+  border-radius: 2px;
+  bottom: 0;
+  color: rgb(17, 85, 204);
+  cursor: pointer;
+  font-family: Arial;
+  font-size: 14px;
+  opacity: 0.9;
+  padding: 3px;
+  position: fixed;
+  right: 8px;
+}
+
+html[dir=rtl] #attribution,
+html[dir=rtl] #recent-tabs {
+  left: 8px;
+  right: auto;
+}
+
+#mv-single {
+  border: none;
+  height: 100%;
+  width: 100%;
+}

chrome/browser/resources/local_ntp/local_ntp_fast.html

+<!doctype html>
+<html>
+<!-- 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. -->
+<head>
+  <script src="chrome-search://local-ntp/config.js"></script>
+  <script src="chrome-search://local-ntp/local-ntp.js"></script>
+  <link rel="stylesheet" href="chrome-search://local-ntp/local-ntp.css"></link>
+  <meta charset="utf-8">
+  <meta name="google" value="notranslate">
+</head>
+<body>
+  <div id="ntp-contents">
+    <div id="most-visited">
+      <div id="mv-tiles"></div>
+      <!-- Notification shown when a tile is blacklisted. -->
+      <div id="mv-notice" class="mv-notice-hide">
+        <span id="mv-msg"></span>
+        <!-- Links in the notification. -->
+        <span id="mv-notice-links">
+          <span id="mv-undo" tabIndex="1"></span>
+          <span id="mv-restore" tabIndex="1"></span>
+          <div id="mv-notice-x" tabIndex="1"></div>
+        </span>
+      </div>
+    </div>
+    <div id="attribution"><div id="attribution-text"></div></div>
+  </div>
+</body>
+</html>