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[UR][CL] Use regular malloc where clHostMemAllocINTEL_fn is not supported for USM allocs. #18119
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aarongreig
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aarongreig
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…callback structs in usm.hpp with a base class and derived classes for USM and non-USM free calls.
…leterCallbackInfoIntel to AllocDeleterCallbackInfoUSM. Correct AllocDeleterCallback type.
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…ckInfoBase destructor into class definition.
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Fixes oneapi-src/unified-runtime#1837
The UR OpenCL adapter expects patterns of 2 for USM allocs, and fallsback to using clHostMemAllocINTEL_fn for non patterns of 2. Some devices/platforms don't support this extension so we can just use a regular malloc instead.