DrMemory: Suppress a leak in vp8cx_create_encoder_threads().

BUG=628485
NOTRY=true
TBR=isheriff@chromium.org

Review-Url: https://codereview.chromium.org/2155593002
Cr-Original-Commit-Position: refs/heads/master@{#405695}
Cr-Mirrored-From: https://chromium.googlesource.com/chromium/src
Cr-Mirrored-Commit: 414327a29421fb95c1bf7987eac723bbb896e4a3
1 file changed