[MD settings] change menu and domain icons

chrome/browser/resources/settings/internet_page/internet_page.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_onc_types.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-icon/iron-icon.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/neon-animation/neon-animatable.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-icon-button/paper-icon-button-light.html">
 <link rel="import" href="../prefs/prefs.html">
 <link rel="import" href="../route.html">
@@ skipping 55 matching lines @@
                   on-tap="onAddThirdPartyVpnTap_" provider="[[item]]">
                 <div class="start add-no-icon">
                   [[getAddThirdParrtyVpnLabel_(item)]]
                 </div>
               </div>
             </template>
           </template>
         </template>
         <template is="dom-if" if="[[!allowAddConnection_(globalPolicy_)]]">
           <div class="settings-box">
-            <iron-icon class="policy" icon="cr:domain"></iron-icon>
+            <iron-icon class="policy" icon="cr20:domain"></iron-icon>
             <div>$i18n{internetAddConnectionNotAllowed}</div>
           </div>
         </template>
       </neon-animatable>
       <template is="dom-if" route-path="/networkDetail" no-search>
         <settings-subpage page-title="$i18n{internetDetailPageTitle}">
           <settings-internet-detail-page prefs="{{prefs}}"
               default-network="[[defaultNetwork]]"
               global-policy="[[globalPolicy_]]"
               networking-private="[[networkingPrivate]]">
           </settings-internet-detail-page>
         </settings-subpage>
       </template>
       <template is="dom-if" route-path="/knownNetworks" no-search>
         <settings-subpage page-title="$i18n{internetKnownNetworksPageTitle}">
           <settings-internet-known-networks-page
               network-type="[[knownNetworksType_]]"
               on-show-detail="onShowDetail_"
               networking-private="[[networkingPrivate]]">
           </settings-internet-known-networks-page>
         </settings-subpage>
       </template>
     </settings-animated-pages>
   </template>
   <script src="internet_page.js"></script>
 </dom-module>