Fix closure conformance 'ERROR - Violation: References to "this" that are typed as "unknown" are not allowed.
Fix closure conformance 'ERROR - Violation: References to "this" that are typed as "unknown" are not allowed.

This is needed in order to use this code in a project

RELNOTES: n/a
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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=117939573

teppeis/closure-library,Medium/closure-library,Dominator008/closure-library,ralic/closure-library,redforks/closure-library,ralic/closure-library,redforks/closure-library,joeltine/closure-library,ikabirov/closure-library,ChadKillingsworth/closure-library,lucidsoftware/closure-library,ralic/closure-library,ralic/closure-library,joeltine/closure-library,teppeis/closure-library,Medium/closure-library,lucidsoftware/closure-library,platinumpixs/google-closure-library,google/closure-library,lucidsoftware/closure-library,teppeis/closure-library,joeltine/closure-library,ChadKillingsworth/closure-library,Medium/closure-library,teppeis/closure-library,Dominator008/closure-library,platinumpixs/google-closure-library,Medium/closure-library,ikabirov/closure-library,lucidsoftware/closure-library,codyebberson/closure-library,redforks/closure-library,Dominator008/closure-library,google/closure-library,redforks/closure-library,platinumpixs/google-closure-library,Dominator008/closure-library,ChadKillingsworth/closure-library,platinumpixs/google-closure-library,ikabirov/closure-library,codyebberson/closure-library,google/closure-library,codyebberson/closure-library,google/closure-library,ChadKillingsworth/closure-library,ikabirov/closure-library,codyebberson/closure-library,google/closure-library,joeltine/closure-library