Fix gn gen errors with use_r8=true & //clank exists

Bug: 908988
Change-Id: Ie2b5148e3bf9fb6deca72f3ea537fcfb8e55340d
Reviewed-on: https://chromium-review.googlesource.com/c/1405717
Reviewed-by: Sam Maier <smaier@chromium.org>
Commit-Queue: agrieve <agrieve@chromium.org>
Cr-Commit-Position: refs/heads/master@{#621903}
1 file changed