abstract name of clipping ops, to transtion to a more restricted set

src/svg/SkSVGDevice.cpp

Index: src/svg/SkSVGDevice.cpp
diff --git a/src/svg/SkSVGDevice.cpp b/src/svg/SkSVGDevice.cpp
index d4d18da83faac8be97d0aeb91d03d2141722a3bf..99e824657fea893075c3ab2283388181ee0d9e07 100644
--- a/src/svg/SkSVGDevice.cpp
+++ b/src/svg/SkSVGDevice.cpp
@@ -730,7 +730,7 @@ void SkSVGDevice::drawBitmapRect(const SkDraw& draw, const SkBitmap& bm, const S
         draw.fMatrix->mapRect(&devClipRect, dst);
 
         adjustedClipStack = *draw.fClipStack;
-        adjustedClipStack.clipDevRect(devClipRect, SkRegion::kIntersect_Op, paint.isAntiAlias());
+        adjustedClipStack.clipDevRect(devClipRect, SkCanvas::kIntersect_Op, paint.isAntiAlias());
         adjustedDraw.fClipStack = &adjustedClipStack;
     }