MD WebUI: Extract settings-dialog into shared cr-dialog element

chrome/browser/resources/settings/site_settings/add_site_dialog.html

Index: chrome/browser/resources/settings/site_settings/add_site_dialog.html
diff --git a/chrome/browser/resources/settings/site_settings/add_site_dialog.html b/chrome/browser/resources/settings/site_settings/add_site_dialog.html
index 795934f6ed531038aa6072b2cc6169284df5712a..c0504090f3139c14f9d6b825075413d4c5616cb7 100644
--- a/chrome/browser/resources/settings/site_settings/add_site_dialog.html
+++ b/chrome/browser/resources/settings/site_settings/add_site_dialog.html
@@ -1,9 +1,9 @@
+<link rel="import" href="chrome://resources/cr_elements/cr_dialog/cr_dialog.html">
 <link rel="import" href="chrome://resources/html/polymer.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/iron-a11y-keys/iron-a11y-keys.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-button/paper-button.html">
 <link rel="import" href="chrome://resources/polymer/v1_0/paper-input/paper-input.html">
 <link rel="import" href="/i18n_setup.html">
-<link rel="import" href="/settings_dialog.html">
 <link rel="import" href="/settings_shared_css.html">
 <link rel="import" href="/site_settings/constants.html">
 <link rel="import" href="/site_settings/site_settings_behavior.html">
@@ -11,7 +11,7 @@
 <dom-module id="add-site-dialog">
   <template>
     <style include="settings-shared"></style>
-    <settings-dialog id="dialog">
+    <cr-dialog id="dialog">
       <div class="title">$i18n{addSiteHeader}</div>
       <div class="body">
         <span class="start">$i18n{addSite}</span>
@@ -29,7 +29,7 @@
           $i18n{add}
         </paper-button>
       </div>
-    </settings-dialog>
+    </cr-dialog>
   </template>
   <script src="add_site_dialog.js"></script>
 </dom-module>