Add TSan flags to download_build_install.py
Allows building with both tsan=1 and use_instrumented_libraries=1

BUG=313751
TBR=earthdok@chromium.org

Review URL: https://codereview.chromium.org/195763021

Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 8706cde40d3946ff824694fe9b5a3ca40c7379c8
1 file changed