Revert "Rename polymer and cr_elements v0_8 to v1_0"

third_party/polymer/v0_8/components/paper-icon-button/paper-icon-button.html

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@@ skipping 121 matching lines @@
        * Specifies the icon name or index in the set of icons available in
        * the icon's icon set. If the icon property is specified,
        * the src property should not be.
        */
       icon: {
         type: String
       }
     }
   });
 </script>