CodeHealth: Remove use of Value::GetAsInteger

This change removes the use of Value::GetAsInteger and replaces with
Value::is_int(), Value::GetInt(), Value::GetIfInt().

Bug: 1187004
Change-Id: Ia4ad35ad21f637ca74a0642e90493168e8e17775
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2831238
Reviewed-by: Steven Bennetts <stevenjb@chromium.org>
Commit-Queue: Minoru Chikamune <chikamune@chromium.org>
Cr-Commit-Position: refs/heads/master@{#874120}
GitOrigin-RevId: 856528a2cc87ffc6dfd48c066c522f1ff1f32ad6
1 file changed