
Dispose of event listener. This isn't really a performance improvement but it reduces the noise in the tests a lot.

R=pupius
DELTA=17  (16 added, 0 deleted, 1 changed)


Revision created by MOE tool push_codebase.
MOE_MIGRATION=266


git-svn-id: 35241bd708fe29f1f6c7a4322d322e99ff93b95e@608 0b95b8e8-c90f-11de-9d4f-f947ee5921c8

mdavid/closure-library,mdavid/closure-library,mdavid/closure-library