The implementation borrows the DxeCore Memory Allocation services as the primitive
for memory allocation instead of using UEFI boot servces in an indirect way.
It is assumed that this library instance must be linked with DxeCore in this package.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5737 6f19259b-4bc3-4df7-8a09-765794883524
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