MD Settings: Restore focus after closing various dialogs.

chrome/browser/resources/settings/people_page/people_page.js

Index: chrome/browser/resources/settings/people_page/people_page.js
diff --git a/chrome/browser/resources/settings/people_page/people_page.js b/chrome/browser/resources/settings/people_page/people_page.js
index f548fff5ae9b22356b8a40c5810eef13c9d963d6..79aab13bc16cc58b5373029da956d995e8fa679a 100644
--- a/chrome/browser/resources/settings/people_page/people_page.js
+++ b/chrome/browser/resources/settings/people_page/people_page.js
@@ -308,6 +308,8 @@ Polymer({
   /** @private */
   onDisconnectClosed_: function() {
     this.showDisconnectDialog_ = false;
+    this.$$('#disconnectButton').focus();
+
     if (settings.getCurrentRoute() == settings.Route.SIGN_OUT)
       settings.navigateToPreviousRoute();
     this.fire('signout-dialog-closed');
@@ -437,6 +439,7 @@ Polymer({
   /** @private */
   onImportDataDialogClosed_: function() {
     settings.navigateToPreviousRoute();
+    this.$.importDataDialogTrigger.focus();
   },
 // </if>