Shut up the CoreText performance note.

Aped from https://codereview.qt-project.org/70097

Please keep in mind: https://www.google.com/search?q=i+have+no+idea+what+i'm+doing+dog&tbm=isch

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

Author: mtklein@google.com

Review URL: https://codereview.chromium.org/109033002

git-svn-id: http://skia.googlecode.com/svn/trunk@12599 2bbb7eff-a529-9590-31e7-b0007b416f81
1 file changed