SkClipOp is an enum class now

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

 // Copyright 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/views/frame/browser_non_client_frame_view_ash.h"
 
 #include <algorithm>
 
 #include "ash/common/ash_layout_constants.h"
 #include "ash/common/frame/caption_buttons/frame_caption_button_container_view.h"
@@ skipping 486 matching lines @@
                          toolbar_bounds.width(), toolbar_bounds.height());
   } else {
     canvas->FillRect(toolbar_bounds,
                      tp->GetColor(ThemeProperties::COLOR_TOOLBAR));
   }
 
   // Top stroke.
   gfx::ScopedCanvas scoped_canvas(canvas);
   gfx::Rect tabstrip_bounds(GetBoundsForTabStrip(browser_view()->tabstrip()));
   tabstrip_bounds.set_x(GetMirroredXForRect(tabstrip_bounds));
-  canvas->ClipRect(tabstrip_bounds, kDifference_SkClipOp);
+  canvas->ClipRect(tabstrip_bounds, SkClipOp::kDifference);
   const gfx::Rect separator_rect(toolbar_bounds.x(), tabstrip_bounds.bottom(),
                                  toolbar_bounds.width(), 0);
   BrowserView::Paint1pxHorizontalLine(canvas, GetToolbarTopSeparatorColor(),
                                       separator_rect, true);
 
   // Toolbar/content separator.
   toolbar_bounds.Inset(kClientEdgeThickness, 0);
   BrowserView::Paint1pxHorizontalLine(
       canvas, tp->GetColor(ThemeProperties::COLOR_TOOLBAR_BOTTOM_SEPARATOR),
       toolbar_bounds, true);
 }