[MD settings] updating polymer to 1.1.13

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

 Polymer({
 
     is: 'iron-autogrow-textarea',
 
     behaviors: [
       Polymer.IronFormElementBehavior,
       Polymer.IronValidatableBehavior,
       Polymer.IronControlState
     ],
 
@@ skipping 132 matching lines @@
       if (this.hasValidator()) {
         valid = Polymer.IronValidatableBehavior.validate.call(this, this.value);
       } else {
         valid = this.$.textarea.validity.valid;
         this.invalid = !valid;
       }
       this.fire('iron-input-validate');
       return valid;
     },
 
-    _update: function() {
-      this.$.mirror.innerHTML = this._valueForMirror();
-
-      var textarea = this.textarea;
-      // If the value of the textarea was updated imperatively, then we
-      // need to manually update bindValue as well.
-      if (textarea && this.bindValue != textarea.value) {
-        this.bindValue = textarea.value;
-      }
-    },
-
     _bindValueChanged: function() {
       var textarea = this.textarea;
       if (!textarea) {
         return;
       }
 
       textarea.value = this.bindValue;
-      this._update();
+      this.$.mirror.innerHTML = this._valueForMirror();
       // manually notify because we don't want to notify until after setting value
       this.fire('bind-value-changed', {value: this.bindValue});
     },
 
     _onInput: function(event) {
       this.bindValue = event.path ? event.path[0].value : event.target.value;
-      this._update();
     },
 
     _constrain: function(tokens) {
       var _tokens;
       tokens = tokens || [''];
       // Enforce the min and max heights for a multiline input to avoid measurement
       if (this.maxRows > 0 && tokens.length > this.maxRows) {
         _tokens = tokens.slice(0, this.maxRows);
       } else {
         _tokens = tokens.slice(0);
@@ skipping 14 matching lines @@
     },
 
     _updateCached: function() {
       this.$.mirror.innerHTML = this._constrain(this.tokens);
     },
 
     _computeValue: function() {
       return this.bindValue;
     }
   });