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

third_party/polymer/v1_0/components-chromium/paper-input/paper-input-addon-behavior-extracted.js

-
-
-  /**
+/**
    * Use `Polymer.PaperInputAddonBehavior` to implement an add-on for `<paper-input-container>`. A
    * add-on appears below the input, and may display information based on the input value and
    * validity such as a character counter or an error message.
    * @polymerBehavior
    */
   Polymer.PaperInputAddonBehavior = {
 
     hostAttributes: {
       'add-on': ''
     },
 
     attached: function() {
       this.fire('addon-attached');
     },
 
     /**
      * The function called by `<paper-input-container>` when the input value or validity changes.
      * @param {{
      *   inputElement: (Node|undefined),
      *   value: (string|undefined),
      *   invalid: (boolean|undefined)
      * }} state All properties are optional -
      *     inputElement: The input element.
      *     value: The input value.
      *     invalid: True if the input value is invalid.
      */
     update: function(state) {
     }
 
-  };
-
+  };