Remove GrRefCnt.h in favor of SkRefCnt.h

include/gpu/GrKey.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 GrKey_DEFINED
 #define GrKey_DEFINED
 
-#include "GrRefCnt.h"
-
-class GrKey : public GrRefCnt {
+class GrKey : public SkRefCnt {
 public:
     SK_DECLARE_INST_COUNT(GrKey)
 
     typedef intptr_t Hash;
 
     explicit GrKey(Hash hash) : fHash(hash) {}
 
     intptr_t getHash() const { return fHash; }
 
     bool operator<(const GrKey& rh) const {
         return fHash < rh.fHash || (fHash == rh.fHash && this->lt(rh));
     }
     bool operator==(const GrKey& rh) const {
         return fHash == rh.fHash && this->eq(rh);
     }
 
 protected:
     virtual bool lt(const GrKey& rh) const = 0;
     virtual bool eq(const GrKey& rh) const = 0;
 
 private:
     const Hash fHash;
 
-    typedef GrRefCnt INHERITED;
+    typedef SkRefCnt INHERITED;
 };
 
 #endif