Convert downloads_page.css to downloads_page_style.html. See http://goo.gl/vIGSCO for more informat…

chrome/browser/resources/settings/downloads_page/downloads_page.html

 <link rel="import" href="chrome://resources/polymer/polymer/polymer.html">
 <link rel="import" href="chrome://resources/polymer/core-label/core-label.html">
 <link rel="import" href="chrome://resources/polymer/paper-input/paper-input.html">
 <link rel="import" href="chrome://resources/polymer/paper-shadow/paper-shadow.html">
 <link rel="import" href="chrome://resources/cr_elements/cr_button/cr_button.html">
 <link rel="import" href="chrome://resources/cr_elements/cr_input/cr_input.html">
 <link rel="import" href="chrome://md-settings/checkbox/checkbox.html">
+<link rel="import" href="downloads_page_style.html">
 
 <polymer-element name="cr-settings-downloads-page">
   <template>
     <link rel="stylesheet" href="chrome://md-settings/settings_page/settings_page.css">
-    <link rel="stylesheet" href="downloads_page.css">
+    <core-style ref="downloadsPageStyle"></core-style>
     <paper-shadow layout vertical cross-fade>
       <div horizontal layout center>
         <core-label horizontal layout center>
           <span class="location-label" i18n-content="downloadsLocationLabel"></span>
           <cr-input id="downloadsPath" floatingLabel="false"
               value="{{prefs.settings.download.default_directory.value}}" readonly for>
           </cr-input>
         </core-label>
         <cr-button id="changeDownloadsPath" on-click="{{selectDownloadLocation}}"
             i18n-content="downloadsChangeLocationButton">
         </cr-button>
       </div>
       <cr-settings-checkbox
           pref="{{prefs.settings.download.prompt_for_download}}"
           i18n-values="label:downloadsPromptForDownloadLabel">
       </cr-settings-checkbox>
     </paper-shadow>
   </template>
   <script src="downloads_page.js"></script>
 </polymer-element>