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

third_party/polymer/v1_0/components-chromium/iron-autogrow-textarea/iron-autogrow-textarea-extracted.js

-
+Polymer({
 
-  Polymer({
-
     is: 'iron-autogrow-textarea',
 
     behaviors: [
       Polymer.IronFormElementBehavior,
       Polymer.IronValidatableBehavior,
       Polymer.IronControlState
     ],
 
     properties: {
 
@@ skipping 37 matching lines @@
        */
       autocomplete: {
         type: String,
         value: 'off'
       },
 
       /**
        * Bound to the textarea's `autofocus` attribute.
        */
       autofocus: {
-        type: String,
-        value: 'off'
+        type: Boolean,
+        value: false
       },
 
       /**
        * Bound to the textarea's `inputmode` attribute.
        */
       inputmode: {
         type: String
       },
 
       /**
@@ skipping 130 matching lines @@
       return this._constrain(this.tokens);
     },
 
     _updateCached: function() {
       this.$.mirror.innerHTML = this._constrain(this.tokens);
     },
 
     _computeValue: function() {
       return this.bindValue;
     }
-  })
+  });