GM is passing the wrong flag to beginRecording() for --rtree.

BUG=
R=epoger@google.com, reed@google.com

Author: mtklein@google.com

Review URL: https://codereview.chromium.org/50713004

git-svn-id: http://skia.googlecode.com/svn/trunk@12011 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed