
Automated g4 rollback.

*** Reason for rollback ***

Fix things

*** Original change description ***

Automated g4 rollback.

*** Reason for rollback ***

Breaks things


*** Original change description ***

Fix compilation issue by declaring some types in advance of change to JS Compiler. I thought @type {?string=} would work but the presubmit doesn't like it

R=mpd
DELTA=14  (12 added, 0 deleted, 2 changed)


Revision created by MOE tool push_codebase.
MOE_MIGRATION=2725


git-svn-id: 35241bd708fe29f1f6c7a4322d322e99ff93b95e@1154 0b95b8e8-c90f-11de-9d4f-f947ee5921c8

rethinkdb/google-closure-library,jarib/google-closure-library,rethinkdb/google-closure-library,rethinkdb/google-closure-library,Kuniwak/google-closure-library-jsdoc,jarib/google-closure-library,Kuniwak/google-closure-library-jsdoc