Add #include "base/macros.h" for ignore_result()

This fixes IWYU for existing instances of ignore_result() to make
removal of #include "base/macros.h" from files using it for DISALLOW_*
macros easier.

Bug: 1010217
Change-Id: If20eb9d217830bc70b27e433334994ebaf7113e6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3268446
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
Commit-Queue: Peter Boström <pbos@chromium.org>
Owners-Override: Lei Zhang <thestig@chromium.org>
Auto-Submit: Peter Boström <pbos@chromium.org>
Cr-Commit-Position: refs/heads/main@{#939514}
NOKEYCHECK=True
GitOrigin-RevId: 3a3f9436142e712d4a7e2a962d85154876fa395f
1 file changed