GitLab

Fixes an issue in the Skia Gold Python code where if initialization
failed the first time, subsequent attempts would fail due to trying to
use a potentially deleted JSON file. This is fixed by making a copy on
object creation that is used instead of the provided file.

Bug: 1077274
Change-Id: I03ca402ed27bfedf81de320863c6c1946733b46e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2419691
Auto-Submit: Brian Sheedy <bsheedy@chromium.org>
Commit-Queue: Tibor Goldschwendt <tiborg@chromium.org>
Reviewed-by: Tibor Goldschwendt <tiborg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#808985}