Remove duplicated entry from LeakExpectations

Once should be enough...

TBR=schenney@chromium.org
NOTRY=true

Review URL: https://codereview.chromium.org/771513003

git-svn-id: svn://svn.chromium.org/blink/trunk@186516 bbb929c8-8fbe-4397-9dbb-9b2b20218538
1 file changed
tree: e51584ddb36be8fa2ca939506d42abfa7b4cda9b
  1. third_party/