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Add forwarding timeline to prevent repetition of boiler-plate code. · 6f7dc974
Multiple timelines work as a wrapper around another timeline and forward most of the method calls to the wrapped timeline. Added a base class meant to be overridden which handles all the boiler-plate forwarding. ------------- Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=164117264
tonihei committed
