Reverting r12635 (Make leak counters thread-safe - https://codereview.chromium.org/99483003) due to compile errors on Mac 10.6 & in Chrome



git-svn-id: http://skia.googlecode.com/svn/trunk@12637 2bbb7eff-a529-9590-31e7-b0007b416f81
5 files changed