Add network proxy input to md-settings internet details

chrome/browser/resources/settings/internet_page/internet_detail_page.js

 // 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.
 
 /**
  * @fileoverview
  * 'cr-settings-internet-detail' is the settings subpage containing details
  * for a network.
  *
  * @group Chrome Settings Elements
@@ skipping 338 matching lines @@
       return;
     }
     // setValidStaticIPConfig will fill in any other properties from
     // networkState. This is necessary since we update IP Address and
     // NameServers independently.
     CrOnc.setValidStaticIPConfig(onc, this.networkState);
     this.setNetworkProperties_(onc);
   },
 
   /**
+   * Event triggered when the Proxy configuration element changes.
+   * @param {!{detail: { field: string, value: CrOnc.ProxySettings}}} event
+   *     The network-proxy changed event.
+   * @private
+   */
+  onProxyChanged_: function(event) {
+    var field = event.detail.field;
+    var value = event.detail.value;
+    console.debug('DetailPage.ProxyChanged: ' + field);
+    console.debug(value);
+    if (field != 'ProxySettings')
+      return;
+    var onc = { ProxySettings: value };
+    this.setNetworkProperties_(onc);
+  },
+
+  /**
    * @param {?CrOnc.NetworkStateProperties} state The network state properties.
    * @return {boolean} True if the AutoConnect checkbox should be shown.
    * @private
    */
   showAutoConnect_: function(state) {
     return state && state.Type != 'Ethernet';
   },
 
   /**
    * @param {?CrOnc.NetworkStateProperties} state The network state properties.
@@ skipping 98 matching lines @@
 
   /**
    * @param {?CrOnc.NetworkStateProperties} state The network state properties.
    * @return {boolean} True if the network section should be shown.
    * @private
    */
   hasNetworkSection_: function(state) {
     return state && state.Type != 'VPN';
   }
 });