SkNonCopyable should be used with private inheritance.

src/gpu/GrTemplates.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 GrTemplates_DEFINED
 #define GrTemplates_DEFINED
 
@@ skipping 17 matching lines @@
  * e.g.:
  * {
  *      GrAutoTRestore<int*> autoCountRestore;
  *      if (useExtra) {
  *          autoCountRestore.reset(&fCount);
  *          fCount += fExtraCount;
  *      }
  *      ...
  * }  // fCount is restored
  */
-template <typename T> class GrAutoTRestore : public SkNoncopyable {
+template <typename T> class GrAutoTRestore : SkNoncopyable {
 public:
     GrAutoTRestore() : fPtr(NULL), fVal() {}
 
     GrAutoTRestore(T* ptr) {
         fPtr = ptr;
         if (NULL != ptr) {
             fVal = *ptr;
         }
     }
 
@@ skipping 10 matching lines @@
         }
         fPtr = ptr;
         fVal = *ptr;
     }
 private:
     T* fPtr;
     T  fVal;
 };
 
 #endif