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      1 
      2 /*
      3  * Copyright 2010 Google Inc.
      4  *
      5  * Use of this source code is governed by a BSD-style license that can be
      6  * found in the LICENSE file.
      7  */
      8 
      9 
     10 
     11 #ifndef GrRefCnt_DEFINED
     12 #define GrRefCnt_DEFINED
     13 
     14 #include "GrTypes.h"
     15 #include "SkRefCnt.h"
     16 
     17 typedef SkRefCnt GrRefCnt;
     18 typedef SkAutoRef GrAutoRef;
     19 typedef SkAutoUnref GrAutoUnref;
     20 
     21 #define GrSafeRef SkSafeRef
     22 #define GrSafeUnref SkSafeUnref
     23 #define GrSafeAssign(a, b)  SkRefCnt_SafeAssign(a, b)
     24 
     25 template<typename T>
     26 static inline void GrSafeSetNull(T*& obj) {
     27     if (NULL != obj) {
     28         obj->unref();
     29         obj = NULL;
     30     }
     31 }
     32 
     33 #endif
     34