MD Settings: Move browserProxies outside of Polymer "properties".

chrome/browser/resources/settings/site_settings/site_data_details_subpage.js

Index: chrome/browser/resources/settings/site_settings/site_data_details_subpage.js
diff --git a/chrome/browser/resources/settings/site_settings/site_data_details_subpage.js b/chrome/browser/resources/settings/site_settings/site_data_details_subpage.js
index 7196b784d4898740f2124c47f748fafb1c79ef69..ed83ad966cd95f2fdbef0f3a6e170d1fc659efbd 100644
--- a/chrome/browser/resources/settings/site_settings/site_data_details_subpage.js
+++ b/chrome/browser/resources/settings/site_settings/site_data_details_subpage.js
@@ -15,12 +15,6 @@ Polymer({
 
   properties: {
     /**
-     * The browser proxy used to retrieve and change cookies.
-     * @type {settings.SiteSettingsPrefsBrowserProxy}
-     */
-    browserProxy: Object,
-
-    /**
      * The cookie entries for the given site.
      * @type {!Array<!CookieDetails>}
      * @private
@@ -40,9 +34,15 @@ Polymer({
     siteId_: String,
   },
 
+  /**
+   * The browser proxy used to retrieve and change cookies.
+   * @private {?settings.SiteSettingsPrefsBrowserProxy}
+   */
+  browserProxy_: null,
+
   /** @override */
   ready: function() {
-    this.browserProxy =
+    this.browserProxy_ =
         settings.SiteSettingsPrefsBrowserProxyImpl.getInstance();
 
     this.addWebUIListener('onTreeItemRemoved',
@@ -69,7 +69,7 @@ Polymer({
   getCookieDetails_: function() {
     if (!this.site_)
       return;
-    this.browserProxy.getCookieDetails(this.site_).then(
+    this.browserProxy_.getCookieDetails(this.site_).then(
         this.onCookiesLoaded_.bind(this),
         this.onCookiesLoadFailed_.bind(this));
   },
@@ -124,7 +124,7 @@ Polymer({
    * @private
    */
   onRemove_: function(event) {
-    this.browserProxy.removeCookie(
+    this.browserProxy_.removeCookie(
         /** @type {!CookieDetails} */(event.currentTarget.dataset).idPath);
   },
 
@@ -132,7 +132,7 @@ Polymer({
    * A handler for when the user opts to remove all cookies.
    */
   removeAll: function() {
-    this.browserProxy.removeCookie(this.siteId_);
+    this.browserProxy_.removeCookie(this.siteId_);
   },
 });