Automated g4 rollback of changelist 154736224.
Automated g4 rollback of changelist 154736224.

*** Reason for rollback ***

Breaks some jscompiler tests

*** Original change description ***

If a boot-time onerror handler has been added, re-emit the errors.

CL/153123535 has the corresponding code for the runner.

RELNOTES: If a boot-time onerror handler has been added, re-emit the errors.

***

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=154745081

google/closure-library,teppeis/closure-library,google/closure-library,platinumpixs/google-closure-library,ikabirov/closure-library,lucidsoftware/closure-library,lucidsoftware/closure-library,ikabirov/closure-library,platinumpixs/google-closure-library,google/closure-library,lucidsoftware/closure-library,teppeis/closure-library,teppeis/closure-library,google/closure-library,teppeis/closure-library,ikabirov/closure-library,platinumpixs/google-closure-library,ikabirov/closure-library,lucidsoftware/closure-library,google/closure-library,platinumpixs/google-closure-library