GitLab

Extend modules_idl_files.gni to add support for typedefs_enums_only idl
files to be defined in modules.

R=peria@chromium.org, yukishiino@chromium.org

Change-Id: I5c1464ab47985bd69594e8c3fddceafb3197a1c3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2336023Reviewed-by: Hitoshi Yoshida <peria@chromium.org>
Reviewed-by: Kentaro Hara <haraken@chromium.org>
Commit-Queue: Steven Cohen <peragwin@gmail.com>
Cr-Commit-Position: refs/heads/master@{#794860}