Move files from zip_archiver/unpacker/ to zip_archiver/.

ui/file_manager/zip_archiver/html/passphrase-dialog.html

 <link rel="import" href="../third-party/polymer.html">
 
 <polymer-element name="passphrase-dialog">
   <template>
     <link rel="stylesheet" href="../css/passphrase-dialog.css">
     <h3>{{ 'passphraseTitle' | i18n }}</h3>
     <paper-input-decorator label="{{ 'passphraseInputLabel' | i18n }}">
       <input is="core-input" type="password" id="input" autofocus>
     </paper-input-decorator>
     <div id="bar">
       <paper-checkbox id="remember"
           label="{{ 'passphraseRemember' | i18n }}"></paper-checkbox>
       <div id="buttons">
         <paper-button on-click="{{cancel}}" id="cancelButton">
             {{ 'passphraseCancel' | i18n }}
         </paper-button>
         <paper-button on-click="{{accept}}" id="acceptButton">
             {{ 'passphraseAccept' | i18n }}
         </paper-button>
       </div>
     </div>
   </template>
   <script src="../js/passphrase-dialog.js"></script>
 </polymer-element>