build: remove use_goma_thin_lto

This is not supported anymore.

Bug: 41489832
Change-Id: I89bd4f8d43a1fdfa06d2122a18a31222fefdeb77
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5382196
Auto-Submit: Takuto Ikuta <tikuta@chromium.org>
Reviewed-by: Junji Watanabe <jwata@google.com>
Commit-Queue: Takuto Ikuta <tikuta@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1277495}
NOKEYCHECK=True
GitOrigin-RevId: 849ace793dd5b469fe762db3e29879aba1739c8b
1 file changed