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	* Abstract base class.			* Abstract base class.
	*/			*/
	class LockedPageAllocator {			class LockedPageAllocator {
	public:			public:
	virtual ~LockedPageAllocator() {}			virtual ~LockedPageAllocator() {}
	/**			/**
	* Allocate and lock memory pages.			* Allocate and lock memory pages.
	* If len is not a multiple of the system page size, it is rounded up.			* If len is not a multiple of the system page size, it is rounded up.
	* Returns 0 in case of allocation failure.			* Returns nullptr in case of allocation failure.
	*			*
	* If locking the memory pages could not be accomplished it will still			* If locking the memory pages could not be accomplished it will still
	* return the memory, however the lockingSuccess flag will be false.			* return the memory, however the lockingSuccess flag will be false.
	* lockingSuccess is undefined if the allocation fails.			* lockingSuccess is undefined if the allocation fails.
	*/			*/
	virtual void AllocateLocked(size_t len, bool lockingSuccess) = 0;			virtual void AllocateLocked(size_t len, bool lockingSuccess) = 0;

	/**			/**
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