Standardize ValidPte setup across architectures

xtoskrnl/mm/i686/pte.cc

@@ -112,21 +112,6 @@ MM::Pte::InitializePageTable(VOID)
     MM::Pte::MapPDE(MemoryLayout->SystemSpaceStart, (PVOID)MM_HIGHEST_SYSTEM_ADDRESS, &TemplatePte);
 }
 
-/**
- * Initializes the system's PTE.
- *
- * @return This routine does not return any value.
- *
- * @since XT 1.0
- */
-XTAPI
-VOID
-MM::Pte::InitializeSystemPte(VOID)
-{
-    /* Initialize the PTE template */
-    ValidPte = {{MM_PTE_VALID|MM_PTE_EXECUTE_READWRITE|MM_PTE_DIRTY|MM_PTE_ACCESSED}};
-}
-
 /**
  * Maps a range of virtual addresses at the PPE (Page Directory Pointer Entry) level.
  *