MD Settings: About page, implementing detailed build info.

chrome/browser/resources/settings/about_page/about_page.html

 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://md-settings/settings_page/main_page_behavior.html">
 <link rel="import" href="chrome://md-settings/settings_page/settings_animated_pages.html">
 <link rel="import" href="chrome://md-settings/settings_page/settings_section.html">
 <link rel="import" href="chrome://md-settings/settings_shared_css.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/neon-animation/neon-animatable.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-button/paper-button.html">
 
 <if expr="chromeos">
+<link rel="import" href="chrome://md-settings/about_page/detailed_build_info.html">
 <link rel="import" href="chrome://md-settings/settings_page/settings_subpage.html">
 </if>
 
 <dom-module id="settings-about-page">
   <link rel="import" type="css" href="chrome://md-settings/settings_page.css">
   <template>
     <style include="settings-shared main-page-styles">
       span {
         font-size: 20px;
         margin-top: auto;
@@ skipping 37 matching lines @@
 <if expr="chromeos">
           <div class="settings-box" on-tap="onDetailedBuildInfoTap_">
             <!-- TODO(dpapad): Localize string. -->
             Detailed build info
           </div>
 </if>
         </neon-animatable>
 <if expr="chromeos">
         <template is="dom-if" name="detailed-build-info">
           <settings-subpage page-title="Detailed build information">
-            <!-- TODO(dpapad): Implement this. -->
-            <div>Detailed build info goes here</div>
+            <settings-detailed-build-info></settings-detailed-build-info>
           </settings-subpage>
         </template>
 </if>
       </settings-animated-pages>
     </settings-section>
   </template>
   <script src="about_page.js"></script>
 </dom-module>