More polish in prep for CrOS support

tools/chrome_remote_control/chrome_remote_control/tab_runtime_unittest.py

Index: tools/chrome_remote_control/chrome_remote_control/tab_runtime_unittest.py
diff --git a/tools/chrome_remote_control/chrome_remote_control/tab_runtime_unittest.py b/tools/chrome_remote_control/chrome_remote_control/tab_runtime_unittest.py
index 65f3a3a3fde47021dfbf19e11523e15aa44c7527..a68ebd19bdb861ac1270df1ffa733996f30f917c 100644
--- a/tools/chrome_remote_control/chrome_remote_control/tab_runtime_unittest.py
+++ b/tools/chrome_remote_control/chrome_remote_control/tab_runtime_unittest.py
@@ -1,33 +1,10 @@
 # Copyright (c) 2012 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.
-import browser
-import browser_finder
-import browser_options
 import tab_runtime
-import unittest
-
-class TabRuntimeTest(unittest.TestCase):
-  def setUp(self):
-    self._browser = None
-    self._tab = None
-    options = browser_options.options_for_unittests
-    browser_to_create = browser_finder.FindBrowser(options)
-    if not browser_to_create:
-      raise Exception('No browser found, cannot continue test.')
-    try:
-      self._browser = browser_to_create.Create()
-      self._tab = self._browser.ConnectToNthTab(0)
-    except:
-      self.tearDown()
-      raise
-
-  def tearDown(self):
-    if self._tab:
-      self._tab.Close()
-    if self._browser:
-      self._browser.Close()
+import tab_test_case
 
+class TabRuntimeTest(tab_test_case.TabTestCase):
   def testRuntimeEvaluateSimple(self):
     res = self._tab.runtime.Evaluate("1+1")
     assert res == 2