Revert "Rename polymer and cr_elements v0_8 to v1_0"

third_party/polymer/v0_8/components/iron-validatable-behavior/iron-validatable-behavior.html

 <!--
 @license
 Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
 The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
 The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
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@@ skipping 80 matching lines @@
      */
     validate: function(values) {
       var valid = this._validator && this._validator.validate(values);
       this.invalid = !valid;
       return valid;
     }
 
   };
 
 </script>