[MD settings] merge polymer 1.0.11; hack for settings checkbox

third_party/polymer/v1_0/components-chromium/paper-radio-group/paper-radio-group-extracted.js

-
-  Polymer({
+Polymer({
     is: 'paper-radio-group',
 
     behaviors: [
       Polymer.IronA11yKeysBehavior,
       Polymer.IronSelectableBehavior
     ],
 
     hostAttributes: {
       role: 'radiogroup',
       tabindex: 0
@@ skipping 73 matching lines @@
     selectNext: function() {
       var length = this.items.length;
       var newIndex = Number(this._valueToIndex(this.selected));
 
       do {
         newIndex = (newIndex + 1 + length) % length;
       } while (this.items[newIndex].disabled)
 
       this.select(this._indexToValue(newIndex));
     },
-  });
+  });