Revert[2] "remove SK_SUPPORT_LEGACY_CLIP_REGIONOPS"

This reverts commit a129dfef2aaab0b5995cdf1ab7b2cdd41c29cf72.

BUG=skia:

Change-Id: I717de6e5fcd4516aa684b014b1414b0f82ac2b91
Reviewed-on: https://skia-review.googlesource.com/5722
Commit-Queue: Mike Reed <reed@google.com>
Reviewed-by: Derek Sollenberger <djsollen@google.com>
diff --git a/fuzz/FuzzDrawFunctions.cpp b/fuzz/FuzzDrawFunctions.cpp
index c14b29a..cee866c 100644
--- a/fuzz/FuzzDrawFunctions.cpp
+++ b/fuzz/FuzzDrawFunctions.cpp
@@ -198,7 +198,7 @@
     fuzz->next(&bl);
     fuzz->next(&a, &b, &c, &d);
     r = SkRect::MakeXYWH(a, b, c, d);
-    cnv->clipRect(r, SkCanvas::kIntersect_Op, bl);
+    cnv->clipRect(r, kIntersect_SkClipOp, bl);
 }
 
 static void fuzz_drawPath(Fuzz* fuzz) {
@@ -249,7 +249,7 @@
 
     bool bl;
     fuzz->next(&bl);
-    cnv->clipPath(path, SkCanvas::kIntersect_Op, bl);
+    cnv->clipPath(path, kIntersect_SkClipOp, bl);
 }
 
 static void fuzz_drawBitmap(Fuzz* fuzz) {