Fix for string features

[epurdy]

No description provided.

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[lukaszkaiser]

Great thanks! This is very needed and we'd love to check in, but despite it being one like we need you to accept the CLA, can you do that? Or at least add a comment that you're ok with it?

[epurdy]

I signed it!

[afrozenator]

@googlebot

[epurdy]

@googlebot I signed it!

[epurdy]

@googlebot I signed it!

[epurdy]

I signed it!

[googlebot]

A Googler has manually verified that the CLAs look good.

(Googler, please make sure the reason for overriding the CLA status is clearly documented in these comments.)

[afrozenator]

Thanks @epurdy !