Patrik Höglund a782299e91 Add PYTHONPATH entry for proto internal.
Turns out my new protobuf internal entries are copied to the out dir,
so we need a new entry for that.

Tbr: mbonadei@webrtc.org
Bug: chromium:1029452
Change-Id: I5bcae3a7ff1163e051382ae741646f206ccc7324
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/171869
Reviewed-by: Patrik Höglund <phoglund@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#30918}
2020-03-27 09:53:01 +00:00
..
2020-01-21 12:13:11 +00:00
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2020-03-27 08:47:44 +00:00
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