[PE]: Initialize an uninitialized variable in the strict yielding budget.

This bug was caught by MSan when I inadvertently used this budget in
a different patch. The problem is that this variable is accessed before
being initialized by anything. This patch fixes the problem.

R=chrishtr@chromium.org

Bug: 882663
Change-Id: Ie1091ec668923fe53df095aff009ac054832c769
Reviewed-on: https://chromium-review.googlesource.com/c/1440114
Commit-Queue: vmpstr <vmpstr@chromium.org>
Commit-Queue: Chris Harrelson <chrishtr@chromium.org>
Auto-Submit: vmpstr <vmpstr@chromium.org>
Reviewed-by: Chris Harrelson <chrishtr@chromium.org>
Cr-Commit-Position: refs/heads/master@{#626783}
1 file changed