tools/valgrind: Add function for ui_base_unittests target variant.

tools/valgrind/chrome_tests.py

Index: tools/valgrind/chrome_tests.py
diff --git a/tools/valgrind/chrome_tests.py b/tools/valgrind/chrome_tests.py
index d5f3d18540e0811681d16c74b57147050afdcd39..f1f84ac3c2278cb11804e3c75ec975dec215bb7e 100755
--- a/tools/valgrind/chrome_tests.py
+++ b/tools/valgrind/chrome_tests.py
@@ -478,6 +478,9 @@ class ChromeTests:
   def TestUIUnit(self):
     return self.SimpleTest("chrome", "ui_unittests")
 
+  def TestUIBaseUnit(self):

[Lei Zhang, 2014/10/21 10:43:57]

Ideally in alphabetical order above ui_unittests. But since that's going away
soon... meh.

+    return self.SimpleTest("chrome", "ui_base_unittests")
+
   def TestURL(self):
     return self.SimpleTest("chrome", "url_unittests")
 
@@ -724,6 +727,7 @@ class ChromeTests:
     "sync_integration_tests": TestSyncIntegration,
     "sync_integration": TestSyncIntegration,
     "ui_unit": TestUIUnit,       "ui_unittests": TestUIUnit,
+    "ui_base_unit": TestUIBaseUnit,       "ui_base_unittests": TestUIBaseUnit,
     "unit": TestUnit,            "unit_tests": TestUnit,
     "url": TestURL,              "url_unittests": TestURL,
     "views": TestViews,          "views_unittests": TestViews,