CrOS Settings: Add skeleton page for multidevice section.

chrome/browser/resources/settings/basic_page/basic_page.js

Index: chrome/browser/resources/settings/basic_page/basic_page.js
diff --git a/chrome/browser/resources/settings/basic_page/basic_page.js b/chrome/browser/resources/settings/basic_page/basic_page.js
index 1f386cc6218091f2963d0357ee84a543d012dbb0..d2c1e42107a74ccd36016b36fa190167ce9668f9 100644
--- a/chrome/browser/resources/settings/basic_page/basic_page.js
+++ b/chrome/browser/resources/settings/basic_page/basic_page.js
@@ -18,9 +18,13 @@ Polymer({
       notify: true,
     },
 
+    // <if expr="chromeos">
     showAndroidApps: Boolean,
 
+    showMultidevice: Boolean,
+
     havePlayStoreApp: Boolean,
+    // </if>
 
     /** @type {!AndroidAppsInfo|undefined} */
     androidAppsInfo: Object,
@@ -219,6 +223,16 @@ Polymer({
     return true;
   },
 
+  /**
+   * @return {boolean} Whether to show the multidevice settings page.
+   * @private
+   */
+  shouldShowMultidevice_: function() {
+    var visibility = /** @type {boolean|undefined} */ (
+        this.get('pageVisibility.multidevice'));
+    return this.showMultidevice && this.showPage_(visibility);
+  },
+
   /**
    * Hides everything but the newly expanded subpage.
    * @private