Converted policy_prefs_ui.py pyauto test to a browser_test.

chrome/test/pyautolib/pyauto.py

Index: chrome/test/pyautolib/pyauto.py
diff --git a/chrome/test/pyautolib/pyauto.py b/chrome/test/pyautolib/pyauto.py
index bcffdf550737bb4580ae99a8eb77374f0b9d7c0e..ba7a1f2e74ff111ccf845c7cb5b5c5b6a7c10a17 100755
--- a/chrome/test/pyautolib/pyauto.py
+++ b/chrome/test/pyautolib/pyauto.py
@@ -4440,25 +4440,6 @@ class PyUITest(pyautolib.PyUITestBase, unittest.TestCase):
     }
     return self._GetResultFromJSONRequest(cmd_dict, windex=None)
 
-  def GetPolicyDefinitionList(self):
-    """Gets a dictionary of existing policies mapped to their definitions.
-
-    SAMPLE OUTPUT:
-    {
-      'ShowHomeButton': ['bool', false],
-      'DefaultSearchProviderSearchURL': ['str', false],
-      ...
-    }
-
-    Returns:
-      A dictionary mapping each policy name to its value type and a Boolean flag
-      indicating whether it is a device policy.
-    """
-    cmd_dict = {
-        'command': 'GetPolicyDefinitionList'
-    }
-    return self._GetResultFromJSONRequest(cmd_dict)
-
   def RefreshPolicies(self):
     """Refreshes all the available policy providers.