promote SkMask's rowBytes to 32bits, since its bounds is a 32bit rect
be sure a rect is sorted before using it as the path's bounds cache



git-svn-id: http://skia.googlecode.com/svn/trunk@128 2bbb7eff-a529-9590-31e7-b0007b416f81
diff --git a/src/effects/SkLayerRasterizer.cpp b/src/effects/SkLayerRasterizer.cpp
index 390e3a3..ad16ea8 100644
--- a/src/effects/SkLayerRasterizer.cpp
+++ b/src/effects/SkLayerRasterizer.cpp
@@ -107,7 +107,7 @@
     if (SkMask::kComputeBoundsAndRenderImage_CreateMode == mode)
     {
         mask->fFormat   = SkMask::kA8_Format;
-        mask->fRowBytes = SkToU16(mask->fBounds.width());
+        mask->fRowBytes = mask->fBounds.width();
         mask->fImage = SkMask::AllocImage(mask->computeImageSize());
         memset(mask->fImage, 0, mask->computeImageSize());
     }