
Fix flakiness in browserchannel_test.html. Running the tests
500 times no longer shows the same flakiness. (There's another
test file that's flaky in ie7 though.) This was the most egregious
flaky test this morning; it's not reproducible on local VM though.

R=nicksantos
DELTA=47  (37 added, 3 deleted, 7 changed)


Revision created by MOE tool push_codebase.
MOE_MIGRATION=4428


git-svn-id: 35241bd708fe29f1f6c7a4322d322e99ff93b95e@1690 0b95b8e8-c90f-11de-9d4f-f947ee5921c8

KgDesignes/closure-library,knutwalker/google-closure-library,KgDesignes/closure-library,KgDesignes/closure-library,knutwalker/google-closure-library