Clean up clipping code a bit

include/gpu/GrTypesPriv.h

 /*
  * Copyright 2013 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef GrTypesPriv_DEFINED
 #define GrTypesPriv_DEFINED
 
@@ skipping 231 matching lines @@
 };
 
 struct GrScissorState {
     GrScissorState() : fEnabled(false) {}
     void set(const SkIRect& rect) { fRect = rect; fEnabled = true; }
     bool operator==(const GrScissorState& other) const {
         return fEnabled == other.fEnabled &&
                 (false == fEnabled || fRect == other.fRect);
     }
     bool operator!=(const GrScissorState& other) const { return !(*this == other); }
+
+    bool enabled() const { return fEnabled; }
+    const SkIRect& rect() const { return fRect; }
+
+private:
     bool    fEnabled;
     SkIRect fRect;
 };
 
 #endif