Prep #1 for making GrDrawState a class

Review URL: http://codereview.appspot.com/5437138/




git-svn-id: http://skia.googlecode.com/svn/trunk@2808 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/gpu/GrInOrderDrawBuffer.h b/src/gpu/GrInOrderDrawBuffer.h
index 3273525..f935be1 100644
--- a/src/gpu/GrInOrderDrawBuffer.h
+++ b/src/gpu/GrInOrderDrawBuffer.h
@@ -81,7 +81,7 @@
     // overrides from GrDrawTarget
     virtual void drawRect(const GrRect& rect, 
                           const GrMatrix* matrix = NULL,
-                          int stageEnableMask = 0,
+                          StageMask stageEnableMask = 0,
                           const GrRect* srcRects[] = NULL,
                           const GrMatrix* srcMatrices[] = NULL);