Revert "Rename polymer and cr_elements v0_8 to v1_0"

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

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 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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 <link rel="import" href="../polymer/polymer.html">
@@ skipping 378 matching lines @@
 
     discardRequest: function(request) {
       var requestIndex = this.activeRequests.indexOf(request);
 
       if (requestIndex > 0) {
         this.activeRequests.splice(requestIndex, 1);
       }
     }
   });
 </script>