Settings People Revamp: Add Manage Profile browsertests.

chrome/browser/resources/settings/people_page/manage_profile.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/html/web_ui_listener_behavior.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-selector/iron-selector.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-button/paper-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-input/paper-input.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-styles/shadow.html">
 <link rel="import" href="chrome://md-settings/people_page/manage_profile_browser_proxy.html">
 <link rel="import" href="chrome://md-settings/settings_shared_css.html">
 
 <dom-module id="settings-manage-profile">
@@ skipping 26 matching lines @@
 
       paper-button:hover {
         @apply(--shadow-elevation-2dp);
       }
 
       paper-button.iron-selected {
         border: 1px solid var(--google-blue-500);
       }
     </style>
     <div class="settings-box first">
-      <paper-input value="{{profileName}}" pattern=".*\S.*" auto-validate
-          required on-change="onProfileNameChanged_">
+      <paper-input id="name" value="{{profileName}}" pattern=".*\S.*"
+          auto-validate required on-change="onProfileNameChanged_">
       </paper-input>
     </div>
     <div id="availableIcons">
       <iron-selector id="selector" on-iron-activate="onIconActivate_"
           selected="[[profileIconUrl]]" attr-for-selected="data-icon-url">
         <template is="dom-repeat" items="[[availableIconUrls]]">
           <paper-button data-icon-url$="[[item]]">
             <img src="[[item]]">
           </paper-button>
         </template>
       </iron-selector>
     </div>
   </template>
   <script src="manage_profile.js"></script>
 </dom-module>