Take 2 at this. The only change between this and the first is to add the GetT...

chrome/test/automated_ui_tests/automated_ui_test_base.cc

Index: chrome/test/automated_ui_tests/automated_ui_test_base.cc
===================================================================
--- chrome/test/automated_ui_tests/automated_ui_test_base.cc	(revision 30237)
+++ chrome/test/automated_ui_tests/automated_ui_test_base.cc	(working copy)
@@ -261,7 +261,8 @@
 
 bool AutomatedUITestBase::OpenAndActivateNewBrowserWindow(
     scoped_refptr<BrowserProxy>* previous_browser) {
-  if (!automation()->OpenNewBrowserWindow(true /* SW_SHOWNORMAL */)) {
+  if (!automation()->OpenNewBrowserWindow(BrowserProxy::TYPE_NORMAL,
+                                          true /* SW_SHOWNORMAL */)) {
     LogWarningMessage("failed_to_open_new_browser_window");
     return false;
   }