[Polymer] updating

third_party/polymer/v1_0/components-chromium/paper-dropdown-menu/paper-dropdown-menu-shared-styles.html

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 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
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 <link rel="import" href="../paper-styles/default-theme.html">
 
 <dom-module id="paper-dropdown-menu-shared-styles">
   <template>
     <style>
       :host {
         display: inline-block;
         position: relative;
         text-align: left;
-        cursor: pointer;
 
         /* NOTE(cdata): Both values are needed, since some phones require the
          * value to be `transparent`.
          */
         -webkit-tap-highlight-color: rgba(0,0,0,0);
         -webkit-tap-highlight-color: transparent;
 
         --paper-input-container-input: {
           overflow: hidden;
           white-space: nowrap;
@@ skipping 39 matching lines @@
       }
 
       iron-icon {
         color: var(--disabled-text-color);
 
         @apply(--paper-dropdown-menu-icon);
       }
     </style>
   </template>
 </dom-module>