Make GrAppliedClip friendless

include/gpu/GrClip.h

 /*
  * Copyright 2010 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrClip_DEFINED
 #define GrClip_DEFINED
 
 #include "GrFragmentProcessor.h"
 #include "GrTypesPriv.h"
 #include "SkClipStack.h"
 
 class GrClipMaskManager;
 class GrPipelineBuilder;
 
 /**
  * Produced by GrClip. It provides a set of modifications to the drawing state that are used to
  * create the final GrPipeline for a GrBatch.
  */
-class GrAppliedClip {
+class GrAppliedClip : public SkNoncopyable {
 public:
     GrAppliedClip() : fHasStencilClip(false) {}
-    const GrFragmentProcessor* clipCoverageFragmentProcessor() const { return fClipCoverageFP; }
+    const GrFragmentProcessor* clipCoverageFragmentProcessor() const {
+        return fClipCoverageFP.get();
+    }
     const GrScissorState& scissorState() const { return fScissorState; }
     bool hasStencilClip() const { return fHasStencilClip; }
 
+    void makeStencil(bool hasStencil) {
+        fClipCoverageFP = nullptr;
+        fScissorState.setDisabled();
+        fHasStencilClip = hasStencil;
+    }
+
+    void makeScissoredStencil(bool hasStencil, const SkIRect& scissor) {
+        fClipCoverageFP = nullptr;
+        fScissorState.set(scissor);
+        fHasStencilClip = hasStencil;
+    }
+
+    void makeFPBased(sk_sp<const GrFragmentProcessor> fp) {
+        fClipCoverageFP = fp;
+        fScissorState.setDisabled();
+        fHasStencilClip = false;
+    }
+
+    void makeScissoredFPBased(sk_sp<const GrFragmentProcessor> fp, SkIRect& scissor) {
+        fClipCoverageFP = fp;
+        fScissorState.set(scissor);
+        fHasStencilClip = false;
+    }
+
 private:
-    SkAutoTUnref<const GrFragmentProcessor> fClipCoverageFP;
-    GrScissorState                          fScissorState;
-    bool                                    fHasStencilClip;
-
-    friend class GrFixedClip;
-    friend class GrClipMaskManager;
+    sk_sp<const GrFragmentProcessor> fClipCoverageFP;
+    GrScissorState                   fScissorState;
+    bool                             fHasStencilClip;
 
     typedef SkNoncopyable INHERITED;
 };
 
 /**
  * GrClip is an abstract base class for applying a clip. It constructs a clip mask if necessary, and
  * fills out a GrAppliedClip instructing the caller on how to set up the draw state.
  */
 class GrClip {
 public:
@@ skipping 77 matching lines @@
                                bool* isIntersectionOfRects) const final;
     bool apply(GrClipMaskManager*, const GrPipelineBuilder&,
                const SkRect* devBounds, GrAppliedClip*) const final;
 
 private:
     SkIPoint                          fOrigin;
     SkAutoTUnref<const SkClipStack>   fStack;
 };
 
 #endif