Wrapped PassRefPtrs in move where passed to RefPtr constructor.

third_party/WebKit/Source/platform/PODArena.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 90 matching lines @@
 
  protected:
   friend class WTF::RefCounted<PODArena>;
 
   PODArena()
       : m_allocator(FastMallocAllocator::create()),
         m_current(0),
         m_currentChunkSize(DefaultChunkSize) {}
 
   explicit PODArena(PassRefPtr<Allocator> allocator)
-      : m_allocator(allocator),
+      : m_allocator(std::move(allocator)),
         m_current(0),
         m_currentChunkSize(DefaultChunkSize) {}
 
   // Returns the alignment requirement for classes and structs on the
   // current platform.
   template <class T>
   static size_t minAlignment() {
     return WTF_ALIGN_OF(T);
   }
 
@@ skipping 62 matching lines @@
 
   RefPtr<Allocator> m_allocator;
   Chunk* m_current;
   size_t m_currentChunkSize;
   Vector<std::unique_ptr<Chunk>> m_chunks;
 };
 
 }  // namespace blink
 
 #endif  // PODArena_h