Replace GrMatrix with SkMatrix.
Review URL: https://codereview.appspot.com/6814067

git-svn-id: http://skia.googlecode.com/svn/trunk@6247 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/GrRectanizer.cpp b/src/gpu/GrRectanizer.cpp
index 87ea92e..652cc29 100644
--- a/src/gpu/GrRectanizer.cpp
+++ b/src/gpu/GrRectanizer.cpp
@@ -48,7 +48,7 @@
 
     static int HeightToRowIndex(int height) {
         GrAssert(height >= MIN_HEIGHT_POW2);
-        return 32 - Gr_clz(height - 1);
+        return 32 - SkCLZ(height - 1);
     }
 
     int fNextStripY;