MD User Manager: Default focused element in add person page and import user dialog.

chrome/browser/resources/md_user_manager/create_profile.js

Index: chrome/browser/resources/md_user_manager/create_profile.js
diff --git a/chrome/browser/resources/md_user_manager/create_profile.js b/chrome/browser/resources/md_user_manager/create_profile.js
index 390954baa2c99903a122caf21ed8c9b113cc62aa..8f5a151ac19788caea00da8ec331dea897d069f4 100644
--- a/chrome/browser/resources/md_user_manager/create_profile.js
+++ b/chrome/browser/resources/md_user_manager/create_profile.js
@@ -137,6 +137,11 @@ Polymer({
     this.browserProxy_.getSignedInUsers();
   },
 
+  /** @override */
+  attached: function() {
+    this.$.nameInput.focus();
+  },
+
   /**
    * Handles tap events from:
    * - links within dynamic warning/error messages pushed from the browser.