MD Settings: Internet: Add/fix remaining policy items

chrome/browser/resources/settings/internet_page/network_summary_item.html

 <link rel="import" href="chrome://resources/cr_elements/cr_expand_button/cr_expand_button.html">
 <link rel="import" href="chrome://resources/cr_elements/icons.html">
 <link rel="import" href="chrome://resources/cr_elements/network/cr_network_list.html">
 <link rel="import" href="chrome://resources/cr_elements/network/cr_network_list_item.html">
 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-a11y-keys-behavior/iron-a11y-keys-behavior.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-collapse/iron-collapse.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-icon-button/paper-icon-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-spinner/paper-spinner.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-toggle-button/paper-toggle-button.html">
@@ skipping 39 matching lines @@
 
       #networkList {
         margin: 5px 0 10px;
         max-height: 400px;
       }
     </style>
     <div class="settings-box two-line">
       <div id="details" selectable
           no-flex$="[[showSimInfo_(deviceState)]]"
           on-tap="onDetailsTap_" tabindex$="[[getTabIndex_(deviceState)]]">
-        <cr-network-list-item item="[[activeNetworkState]]">
+        <cr-network-list-item item="[[activeNetworkState]]" class="flex">
         </cr-network-list-item>
         <paper-spinner active="[[scanningIsActive_(deviceState, expanded_)]]"
             hidden$="[[!scanningIsVisible_(deviceState)]]">
         </paper-spinner>
       </div>
 
       <template is="dom-if" if="[[showSimInfo_(deviceState)]]">
         <network-siminfo editable class="flex"
             network-properties="[[getCellularState_(deviceState)]]"
             networking-private="[[networkingPrivate]]">
@@ skipping 34 matching lines @@
             <div class="button-row" actionable on-tap="onKnownNetworksTap_">
               <a is="action-link">$i18n{knownNetworksButton}</a>
             </div>
           </template>
         </div>
       </iron-collapse>
     </template>
   </template>
   <script src="network_summary_item.js"></script>
 </dom-module>