GitLab

Save the current paint to a crash key while executing that op. The hope
is that this will reveal a single op that is responsible for the vast
majority of crashes.

Remove old no-longer-needed instrumentation.

Bug: 906453
Change-Id: I2bedc11b8bea0eea637b60cd8b89839ada08924e
Reviewed-on: https://chromium-review.googlesource.com/c/1371007Reviewed-by: Victor Miura <vmiura@chromium.org>
Commit-Queue: ccameron <ccameron@chromium.org>
Cr-Commit-Position: refs/heads/master@{#615355}