Disable SK_DEBUG_PATH_REF in debug builds.
Disable SK_DEBUG_PATH_REF in debug builds.

R=reed@google.com
Review URL: https://codereview.appspot.com/6602056

git-svn-id: e8541e15acce502a64c929015570ad1648e548cd@5810 2bbb7eff-a529-9590-31e7-b0007b416f81

mrobinson/skia,mrobinson/skia,Cue/skia,metajack/skia,mrobinson/skia,metajack/skia,Cue/skia,metajack/skia,metajack/skia,Cue/skia,mrobinson/skia,Cue/skia,mrobinson/skia