To make setup_apprtc.py work on Windows Bug: webrtc:7602 Change-Id: I17c19c1cb8b2b71dafd90ae5f8be80e50c3397e9 No-Try: True Reviewed-on: https://webrtc-review.googlesource.com/66660 Reviewed-by: Oleh Prypin <oprypin@webrtc.org> Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Commit-Queue: Oleh Prypin <oprypin@webrtc.org> Cr-Commit-Position: refs/heads/master@{#22715}