Attempt to throw away rrect clips of rrects.

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
 
@@ skipping 48 matching lines @@
     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:
     virtual bool quickContains(const SkRect&) const = 0;
+    virtual bool quickContains(const SkRRect& rrect) const {
+        return this->quickContains(rrect.getBounds());
+    }
     virtual void getConservativeBounds(int width, int height, SkIRect* devResult,
                                        bool* isIntersectionOfRects = nullptr) const = 0;
     virtual bool apply(GrContext*, GrDrawContext*, bool useHWAA, bool hasUserStencilSettings,
                        GrAppliedClip* out) const = 0;
 
     virtual ~GrClip() {}
 
     /**
      * This is the maximum distance that a draw may extend beyond a clip's boundary and still count
      * count as "on the other side". We leave some slack because floating point rounding error is
@@ skipping 107 matching lines @@
 
 private:
     bool apply(GrContext*, GrDrawContext*, bool useHWAA, bool hasUserStencilSettings,
                GrAppliedClip* out) const final;
 
     GrScissorState   fScissorState;
     bool             fHasStencilClip;
 };
 
 #endif