Fix GrAAHairLinePathRenderer fixed pt build



git-svn-id: http://skia.googlecode.com/svn/trunk@2199 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/gpu/src/GrAAHairLinePathRenderer.cpp b/gpu/src/GrAAHairLinePathRenderer.cpp
index 40722b8..e1307a7 100644
--- a/gpu/src/GrAAHairLinePathRenderer.cpp
+++ b/gpu/src/GrAAHairLinePathRenderer.cpp
@@ -252,7 +252,7 @@
         log = GrMin(GrMax(0, log), kMaxSub);
         return log;
 #else
-        SkScalar log = SkScalarLog(SkScalarDiv(dsqd,kTol*kTol));
+        SkScalar log = SkScalarLog(SkScalarDiv(dsqd,gSubdivTol*gSubdivTol));
         static const SkScalar conv = SkScalarInvert(SkScalarLog(2));
         log = SkScalarMul(log, conv);
         return  GrMin(GrMax(0, SkScalarCeilToInt(log)),kMaxSub);