SkClipOp is an enum class now

chrome/browser/ui/views/frame/glass_browser_frame_view.cc

Index: chrome/browser/ui/views/frame/glass_browser_frame_view.cc
diff --git a/chrome/browser/ui/views/frame/glass_browser_frame_view.cc b/chrome/browser/ui/views/frame/glass_browser_frame_view.cc
index d78a8b72fc22001d22bb1d819c40bd754857676b..b024d1509878e1be274e1e5baa5b780d0e6a3621 100644
--- a/chrome/browser/ui/views/frame/glass_browser_frame_view.cc
+++ b/chrome/browser/ui/views/frame/glass_browser_frame_view.cc
@@ -653,7 +653,7 @@ void GlassBrowserFrameView::PaintToolbarBackground(gfx::Canvas* canvas) const {
   gfx::Rect tabstrip_bounds(GetBoundsForTabStrip(browser_view()->tabstrip()));
   tabstrip_bounds.set_x(GetMirroredXForRect(tabstrip_bounds));
   canvas->sk_canvas()->clipRect(gfx::RectToSkRect(tabstrip_bounds),
-                                kDifference_SkClipOp);
+                                SkClipOp::kDifference);
   separator_rect.set_y(tabstrip_bounds.bottom());
   BrowserView::Paint1pxHorizontalLine(canvas, GetToolbarTopSeparatorColor(),
                                       separator_rect, true);