use SkClipOps instead of (deprecated) SkRegion ops

Source/platform/graphics/GraphicsContext.cpp

 /*
  * Copyright (C) 2003, 2004, 2005, 2006, 2009 Apple Inc. All rights reserved.
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
@@ skipping 1506 matching lines @@
 }
 
 void GraphicsContext::strokeEllipse(const FloatRect& ellipse)
 {
     if (contextDisabled())
         return;
 
     drawOval(ellipse, immutableState()->strokePaint());
 }
 
-void GraphicsContext::clipRoundedRect(const RoundedRect& rect, SkRegion::Op regionOp)
+void GraphicsContext::clipRoundedRect(const RoundedRect& rect, SkClipOp op)
 {
     if (contextDisabled())
         return;
 
     if (!rect.isRounded()) {
-        clipRect(rect.rect(), NotAntiAliased, regionOp);
+        clipRect(rect.rect(), NotAntiAliased, op);
         return;
     }
 
     SkVector radii[4];
     RoundedRect::Radii wkRadii = rect.radii();
     setRadii(radii, wkRadii.topLeft(), wkRadii.topRight(), wkRadii.bottomRight(), wkRadii.bottomLeft());
 
     SkRRect r;
     r.setRectRadii(rect.rect(), radii);
 
-    clipRRect(r, AntiAliased, regionOp);
+    clipRRect(r, AntiAliased, op);
 }
 
 void GraphicsContext::clipOut(const Path& pathToClip)
 {
     if (contextDisabled())
         return;
 
     // Use const_cast and temporarily toggle the inverse fill type instead of copying the path.
     SkPath& path = const_cast<SkPath&>(pathToClip.skPath());
     path.toggleInverseFillType();
@@ skipping 27 matching lines @@
     SkPath path;
     setPathFromPoints(&path, numPoints, points);
     clipPath(path, antialiased ? AntiAliased : NotAntiAliased);
 }
 
 void GraphicsContext::clipOutRoundedRect(const RoundedRect& rect)
 {
     if (contextDisabled())
         return;
 
-    clipRoundedRect(rect, SkRegion::kDifference_Op);
+    clipRoundedRect(rect, kDifference_SkClipOp);
 }
 
-void GraphicsContext::clipRect(const SkRect& rect, AntiAliasingMode aa, SkRegion::Op op)
+void GraphicsContext::clipRect(const SkRect& rect, AntiAliasingMode aa, SkClipOp op)
 {
     ASSERT(m_canvas);
     if (contextDisabled())
         return;
 
     m_canvas->clipRect(rect, op, aa == AntiAliased);
 }
 
-void GraphicsContext::clipPath(const SkPath& path, AntiAliasingMode aa, SkRegion::Op op)
+void GraphicsContext::clipPath(const SkPath& path, AntiAliasingMode aa, SkClipOp op)
 {
     ASSERT(m_canvas);
     if (contextDisabled())
         return;
 
     m_canvas->clipPath(path, op, aa == AntiAliased);
 }
 
-void GraphicsContext::clipRRect(const SkRRect& rect, AntiAliasingMode aa, SkRegion::Op op)
+void GraphicsContext::clipRRect(const SkRRect& rect, AntiAliasingMode aa, SkClipOp op)
 {
     ASSERT(m_canvas);
     if (contextDisabled())
         return;
 
     m_canvas->clipRRect(rect, op, aa == AntiAliased);
 }
 
 void GraphicsContext::rotate(float angleInRadians)
 {
@@ skipping 365 matching lines @@
         // FIXME: This is to not break tests (it results in the filter bitmap flag
         // being set to true). We need to decide if we respect InterpolationNone
         // being returned from computeInterpolationQuality.
         resampling = InterpolationLow;
     }
     resampling = limitInterpolationQuality(this, resampling);
     paint->setFilterLevel(static_cast<SkPaint::FilterLevel>(resampling));
 }
 
 } // namespace blink