Gardening: inspector/debugger/long-resume-vs-reload.html is flaky.

BUG=286081
TBR=prybin@chromium.org

Review URL: https://codereview.chromium.org/23772006

git-svn-id: svn://svn.chromium.org/blink/trunk@157331 bbb929c8-8fbe-4397-9dbb-9b2b20218538