Revert "Rename polymer and cr_elements v0_8 to v1_0"

third_party/polymer/v0_8/components/iron-ajax/iron-request.html

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 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
 Code distributed by Google as part of the polymer project is also
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 <link rel="import" href="../polymer/polymer.html">
@@ skipping 247 matching lines @@
       }
     },
 
     abort: function () {
       this._setAborted(true);
       this.xhr.abort();
     }
   });
 </script>