SkNonCopyable should be used with private inheritance.

include/core/SkDrawLooper.h

 
 /*
  * Copyright 2011 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
 
 
 #ifndef SkDrawLooper_DEFINED
@@ skipping 17 matching lines @@
 class SK_API SkDrawLooper : public SkFlattenable {
 public:
     SK_DECLARE_INST_COUNT(SkDrawLooper)
 
     /**
      *  Holds state during a draw. Users call next() until it returns false.
      *
      *  Subclasses of SkDrawLooper should create a subclass of this object to
      *  hold state specific to their subclass.
      */
-    class SK_API Context : public SkNoncopyable {
+    class SK_API Context : ::SkNoncopyable {
     public:
         Context() {}
         virtual ~Context() {}
 
         /**
          *  Called in a loop on objects returned by SkDrawLooper::createContext().
          *  Each time true is returned, the object is drawn (possibly with a modified
          *  canvas and/or paint). When false is finally returned, drawing for the object
          *  stops.
          *
@@ skipping 44 matching lines @@
 
 protected:
     SkDrawLooper() {}
     SkDrawLooper(SkReadBuffer& buffer) : INHERITED(buffer) {}
 
 private:
     typedef SkFlattenable INHERITED;
 };
 
 #endif