add src-rect-constraint to drawImageRect

src/utils/SkDumpCanvas.cpp

Index: src/utils/SkDumpCanvas.cpp
diff --git a/src/utils/SkDumpCanvas.cpp b/src/utils/SkDumpCanvas.cpp
index 5cbf2f4bcc6282d9345e4dec39c6aa6dce5b9135..0892a4c994a5522c38a9339b6e5b9b3d7c4740fd 100644
--- a/src/utils/SkDumpCanvas.cpp
+++ b/src/utils/SkDumpCanvas.cpp
@@ -381,7 +381,7 @@ void SkDumpCanvas::onDrawImage(const SkImage* image, SkScalar x, SkScalar y, con
 }
 
 void SkDumpCanvas::onDrawImageRect(const SkImage* image, const SkRect* src, const SkRect& dst,
-                                   const SkPaint* paint) {
+                                   const SkPaint* paint SRC_RECT_CONSTRAINT_PARAM(constraint)) {
     SkString bs, rs;
     image->toString(&bs);
     toString(dst, &rs);