Remove uses of GR_RELEASE.

Instead of using GR_RELEASE new code should just use SK_RELEASE, like its
counterpart SK_DEBUG instead of GR_DEBUG.

R=bsalomon@google.com, robertphillips@google.com

Author: tfarina@chromium.org

Review URL: https://chromiumcodereview.appspot.com/23479017

git-svn-id: http://skia.googlecode.com/svn/trunk/include@11070 2bbb7eff-a529-9590-31e7-b0007b416f81
2 files changed