src/third_party/WebKit/Source/core/rendering/compositing/CompositedLayerMappingPtr.h

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CompositedLayerMappingPtr_h
   6 #define CompositedLayerMappingPtr_h
   7
   8 #include "wtf/Assertions.h"
   9
  10 namespace WebCore {
  11
  12 class CompositedLayerMapping;
  13
  14 class CompositedLayerMappingPtr {
  15 public:
  16     CompositedLayerMappingPtr(CompositedLayerMapping* mapping)
  17         : m_mapping(mapping)
  18     {
  19     }
  20
  21     CompositedLayerMapping& operator*() const
  22     {
  23         ASSERT(m_mapping);
  24         return *m_mapping;
  25     }
  26
  27     CompositedLayerMapping* operator->() const
  28     {
  29         ASSERT(m_mapping);
  30         return m_mapping;
  31     }
  32
  33 private:
  34     CompositedLayerMapping* m_mapping;
  35 };
  36
  37 } // namespace WebCore
  38
  39 #endif // CompositedLayerMappingPtr_h