Conditionally define SK_SUPPORT_LEGACY_DATA_FACTORIES.

include/core/SkData.h

 /*
  * Copyright 2011 Google Inc.
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 #ifndef SkData_DEFINED
 #define SkData_DEFINED
 
 #include <stdio.h>
 
 #include "SkRefCnt.h"
 
 class SkStream;
 
+#ifndef SK_SUPPORT_LEGACY_DATA_FACTORIES
 #define SK_SUPPORT_LEGACY_DATA_FACTORIES
+#endif
 
 /**
  *  SkData holds an immutable data buffer. Not only is the data immutable,
  *  but the actual ptr that is returned (by data() or bytes()) is guaranteed
  *  to always be the same for the life of this instance.
  */
 class SK_API SkData : public SkRefCnt {
 public:
     /**
      *  Returns the number of bytes stored.
@@ skipping 192 matching lines @@
 
     typedef SkRefCnt INHERITED;
 };
 
 #ifdef SK_SUPPORT_LEGACY_DATA_FACTORIES
 /** Typedef of SkAutoTUnref<SkData> for automatically unref-ing a SkData. */
 typedef SkAutoTUnref<SkData> SkAutoDataUnref;
 #endif
 
 #endif