Add skeleton UI for sync page.

chrome/browser/resources/settings/settings_main/settings_main.html

Index: chrome/browser/resources/settings/settings_main/settings_main.html
diff --git a/chrome/browser/resources/settings/settings_main/settings_main.html b/chrome/browser/resources/settings/settings_main/settings_main.html
index 0c0d71ad3d49aa2d262bedd931ac41150e5b65b5..3d8799eecc0aca8ad234b5bd4430bee8633b7d56 100644
--- a/chrome/browser/resources/settings/settings_main/settings_main.html
+++ b/chrome/browser/resources/settings/settings_main/settings_main.html
@@ -8,6 +8,7 @@
 <link rel="import" href="chrome://md-settings/downloads_page/downloads_page.html">
 <link rel="import" href="chrome://md-settings/search_engines_page/search_engines_page.html">
 <link rel="import" href="chrome://md-settings/search_page/search_page.html">
+<link rel="import" href="chrome://md-settings/sync_page/sync_page.html">
 
 <!-- TODO: Uncomment pages as they are upgraded.
 <link rel="import" href="chrome://md-settings/internet_page/internet_page.html">
@@ -49,6 +50,7 @@
           <cr-settings-search-page route="search"></cr-settings-search-page>
           <cr-settings-search-engines-page route="search-engines">
           </cr-settings-search-engines-page>
+          <cr-settings-sync-page route="sync"></cr-settings-sync-page>
         </iron-pages>
       </more-route-selector>
     </div>