[Author: dpb]
[Author: dpb]

Avoid warning of dead store to self when using GTMInvalidateInitializer with
ARC.

R=dmaclach
APPROVED=dmaclach
DELTA=1  (1 added, 0 deleted, 0 changed)

jonreid/google-toolbox-for-mac,jonreid/google-toolbox-for-mac,jonreid/google-toolbox-for-mac