This is more accurate, and doesn't break platforms with no pkgconfig,
e.g. Android.
BUG=angleproject:1297
CQ_INCLUDE_TRYBOTS=tryserver.chromium.linux:linux_chromium_gn_chromeos_rel;tryserver.chromium.android:android_compile_dbg
Change-Id: Iafbd66a5e81467d2a5431c3bb1ddd26a837888e7
Reviewed-on: https://chromium-review.googlesource.com/356481Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Commit-Queue: Yuly Novikov <ynovikov@chromium.org>
Commit-Queue: Frank Henigman <fjhenigman@chromium.org>
