SkClipOp is an enum class now

ui/views/bubble/bubble_border.cc

Index: ui/views/bubble/bubble_border.cc
diff --git a/ui/views/bubble/bubble_border.cc b/ui/views/bubble/bubble_border.cc
index 8b282fa8abeaa7d71feaa8cf773f5681e9d0c673..3a1609b936945900e8b5df13e8b66eea95b3f6c6 100644
--- a/ui/views/bubble/bubble_border.cc
+++ b/ui/views/bubble/bubble_border.cc
@@ -358,7 +358,7 @@ void BubbleBorder::Paint(const views::View& view, gfx::Canvas* canvas) {
 
   // Clip the arrow bounds out to avoid painting the overlapping edge area.
   canvas->Save();
-  canvas->ClipRect(arrow_bounds, kDifference_SkClipOp);
+  canvas->ClipRect(arrow_bounds, SkClipOp::kDifference);
   Painter::PaintPainterAt(canvas, images_->border_painter.get(), bounds);
   canvas->Restore();
 
@@ -538,7 +538,7 @@ void BubbleBorder::PaintMd(const View& view, gfx::Canvas* canvas) {
   paint.setAntiAlias(true);
 
   SkRRect r_rect = GetClientRect(view);
-  canvas->sk_canvas()->clipRRect(r_rect, kDifference_SkClipOp,
+  canvas->sk_canvas()->clipRRect(r_rect, SkClipOp::kDifference,
                                  true /*doAntiAlias*/);
 
   // The border is drawn outside the content area.
@@ -550,7 +550,7 @@ void BubbleBorder::PaintMd(const View& view, gfx::Canvas* canvas) {
 
 void BubbleBorder::PaintNoAssets(const View& view, gfx::Canvas* canvas) {
   gfx::ScopedCanvas scoped(canvas);
-  canvas->sk_canvas()->clipRRect(GetClientRect(view), kDifference_SkClipOp,
+  canvas->sk_canvas()->clipRRect(GetClientRect(view), SkClipOp::kDifference,
                                  true /*doAntiAlias*/);
   canvas->sk_canvas()->drawColor(SK_ColorTRANSPARENT, SkBlendMode::kSrc);
 }