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/samplecode/SampleFatBits.cpp b/samplecode/SampleFatBits.cpp
index 82eb25f..65c929c 100644
--- a/samplecode/SampleFatBits.cpp
+++ b/samplecode/SampleFatBits.cpp
@@ -258,7 +258,7 @@
         fMinSurface->getCanvas()->save();
         SkRect r = fClipRect;
         r.inset(SK_Scalar1/3, SK_Scalar1/3);
-        fMinSurface->getCanvas()->clipRect(r, SkCanvas::kIntersect_Op, true);
+        fMinSurface->getCanvas()->clipRect(r, kIntersect_SkClipOp, true);
     }
     fMinSurface->getCanvas()->drawLine(pts[0].fX, pts[0].fY, pts[1].fX, pts[1].fY, paint);
     if (fUseClip) {