MD Settings: Network a11y fixes

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

 <link rel="import" href="chrome://resources/cr_elements/network/cr_network_list.html">
 <link rel="import" href="chrome://resources/html/i18n_behavior.html">
 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-flex-layout/classes/iron-flex-layout.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-icon-button/paper-icon-button-light.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-toggle-button/paper-toggle-button.html">
 <link rel="import" href="../settings_shared_css.html">
 
 <dom-module id="settings-internet-subpage">
@@ skipping 35 matching lines @@
           [[getOffOnString_(deviceState,
             '$i18nPolymer{deviceOn}', '$i18nPolymer{deviceOff}')]]
         </div>
         <!-- The add button in this row is only shown for WiFi networks. -->
         <paper-icon-button id="addButton" icon="settings:add-wifi"
             hidden$="[[!showAddButton_(deviceState, globalPolicy)]]"
             aria-label="$i18n{internetAddWiFi}"
             on-tap="onAddButtonTap_" tabindex$="[[tabindex]]">
         </paper-icon-button>
         <paper-toggle-button  id="deviceEnabledButton"
-            aria-label="[[getToggleA11yString_(deviceState)]]"
+            aria-label$="[[getToggleA11yString_(deviceState)]]"
             checked="[[deviceIsEnabled_(deviceState)]]"
             enabled="[[enableToggleIsEnabled_(deviceState)]]"
             on-tap="onDeviceEnabledTap_">
         </paper-toggle-button>
       </div>
     </template>
 
     <template is="dom-if" if="[[knownNetworksIsVisible_(deviceState)]]">
       <div actionable class="settings-box" on-tap="onKnownNetworksTap_">
         <div class="start">$i18n{knownNetworksButton}</div>
@@ skipping 25 matching lines @@
           $i18n{internetNoNetworks}
         </div>
 
         <!-- Third party VPNs. -->
         <template is="dom-if" if="[[isEqual_('VPN', deviceState.Type)]]">
           <template is="dom-repeat" items="[[thirdPartyVpnProviders]]">
             <div id="[[item.ProviderName]]"
                 class="vpn-header layout horizontal center">
               <div class="flex">[[item.ProviderName]]</div>
               <paper-icon-button icon="settings:add-circle"
-                  aria-label="[[getAddThirdPartyVpnA11yString_(item)]]"
+                  aria-label$="[[getAddThirdPartyVpnA11yString_(item)]]"
                   on-tap="onAddThirdPartyVpnTap_" tabindex$="[[tabindex]]">
               </paper-icon-button>
             </div>
             <cr-network-list class="flex" show-buttons
                 hidden$="[[!haveThirdPartyVpnNetwork_(thirdPartyVpns_, item)]]"
                 networks="[[getThirdPartyVpnNetworks_(thirdPartyVpns_, item)]]"
                 on-selected="onNetworkSelected_">
             </cr-network-list>
             <div hidden$="[[haveThirdPartyVpnNetwork_(thirdPartyVpns_, item)]]"
                 class="no-networks">
               $i18n{internetNoNetworks}
             </div>
           </template>
         </template>
       </div>
 
     </template>
 
   </template>
   <script src="internet_subpage.js"></script>
 </dom-module>