Automated [] rollback of changelist 254019352.
Automated [] rollback of changelist 254019352.

*** Reason for rollback ***

Seems to break memegen

*** Original change description ***

Roll-forward of []

NEW: Soy element hydration shouldn't overwrite the element hydration promise unnecessarily.

TGP: []The failing test passes when executed locally: []
*** Original change description ***

Automated [] rollback of changelist 253256113.

*** Reason for rollback ***

Breaks Soy elements async lookup:

"Assertion failed: The Soy element cannot be found.
   Th...

***

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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=254114914

yext/closure-templates,yext/closure-templates,google/closure-templates,google/closure-templates,yext/closure-templates,google/closure-templates,google/closure-templates,google/closure-templates,yext/closure-templates