Avoid using gypi_to_gn.py.

Change-Id: I9bac8317577feaadfa00ec88661175b7338ced4a
Reviewed-on: https://chromium-review.googlesource.com/c/1267596
Reviewed-by: Nico Weber <thakis@chromium.org>
Commit-Queue: Shu Chen <shuchen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#599191}
7 files changed