Run browser tests while logged in and disable PDF tests.

chrome/test/chromeos/autotest/files/client/site_tests/desktopui_BrowserTest/desktopui_BrowserTest.py

Index: chrome/test/chromeos/autotest/files/client/site_tests/desktopui_BrowserTest/desktopui_BrowserTest.py
diff --git a/chrome/test/chromeos/autotest/files/client/site_tests/desktopui_BrowserTest/desktopui_BrowserTest.py b/chrome/test/chromeos/autotest/files/client/site_tests/desktopui_BrowserTest/desktopui_BrowserTest.py
index ea328ae58eac5b4c6ed112a69100413de5e0dbef..d8bc1a64ef48182de2d2b8e57e79e82f6a6bfc5f 100644
--- a/chrome/test/chromeos/autotest/files/client/site_tests/desktopui_BrowserTest/desktopui_BrowserTest.py
+++ b/chrome/test/chromeos/autotest/files/client/site_tests/desktopui_BrowserTest/desktopui_BrowserTest.py
@@ -1,14 +1,22 @@
-# Copyright (c) 2010 The Chromium Authors. All rights reserved.
+# Copyright (c) 2011 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 from autotest_lib.client.cros import chrome_test
+from autotest_lib.client.cros import cros_ui_test
+from autotest_lib.client.cros import login
 
-class desktopui_BrowserTest(chrome_test.ChromeTestBase):
+class desktopui_BrowserTest(chrome_test.ChromeTestBase, cros_ui_test.UITest):
     version = 1
 
     binary_to_run='browser_tests'
-    blacklist = []
+    # PDF tests blacklisted for now: chromium: 78510
+    blacklist = ['PDFBrowserTest.Basic', 'PDFBrowserTest.Scroll',
+                 'PDFBrowserTest.FindAndCopy']
+
+    def initialize(self, creds='$default'):
+        chrome_test.ChromeTestBase.initialize(self, False)
+        cros_ui_test.UITest.initialize(self, creds)
 
     def run_once(self, group=0, total_groups=4):
         tests_to_run = self.filter_bad_tests(