
Further fixes to testPropertyIsEnumerable in base.js.
This test was failing in Safari4 on the farm, but not locally.
Also updated tests to clean up after themselves so they can run multiple times in the browser.

R=ajp
DELTA=16  (12 added, 0 deleted, 4 changed)


Revision created by MOE tool push_codebase.
MOE_MIGRATION=180051


git-svn-id: 35241bd708fe29f1f6c7a4322d322e99ff93b95e@219 0b95b8e8-c90f-11de-9d4f-f947ee5921c8

johan/closure-library,johan/closure-library,johan/closure-library