+ The constructor function caches the pointer of DXE Services Table.\r
+\r
+ The constructor function caches the pointer of DXE Services Table.\r
+ It will ASSERT() if that operation fails.\r
+ It will ASSERT() if the pointer of DXE Services Table is NULL.\r
+ It will always return EFI_SUCCESS.\r
+\r
+ @param ImageHandle The firmware allocated handle for the EFI image.\r
+ @param SystemTable A pointer to the EFI System Table.\r
+\r
+ @retval EFI_SUCCESS The constructor always returns EFI_SUCCESS.\r
+\r