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 a6438f866f94c28ef7c6ebf21b062ad334852422..4b814bb079161c5d7ab1b0ab06f6c028a8d4dab8 100644
--- a/chrome/browser/resources/settings/settings_main/settings_main.html
+++ b/chrome/browser/resources/settings/settings_main/settings_main.html
@@ -9,6 +9,7 @@
 <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">
 <link rel="import" href="chrome://md-settings/users_page/users_page.html">
 <link rel="import" href="chrome://md-settings/internet_page/internet_page.html">
 <link rel="import" href="chrome://md-settings/internet_page/internet_detail_page.html">
@@ -44,6 +45,7 @@
           <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>
           <cr-settings-users-page route="users"></cr-settings-users-page>
         </iron-pages>
       </more-route-selector>