Reorder J9MemorySegment constants from low to high value

Change makes it easier to see how the different bits combine
and if there are any free bits.

Existing order is due to the way the code was exported out
of Envy Smalltalk, way, way back in the day.

Signed-off-by: Dan Heidinga <heidinga@redhat.com>

include_core/j9nongenerated.h

@@ -1,5 +1,5 @@
 /*******************************************************************************
- * Copyright (c) 1991, 2019 IBM Corp. and others
+ * Copyright (c) 1991, 2020 IBM Corp. and others
  *
  * This program and the accompanying materials are made available under
  * the terms of the Eclipse Public License 2.0 which accompanies this
@@ -163,44 +163,43 @@ typedef struct J9MemorySegment {
 	struct J9PortVmemIdentifier vmemIdentifier;
 } J9MemorySegment;
 
-#define MEMORY_TYPE_OLD  1
-#define MEMORY_TYPE_NEW_RAM  10
-#define MEMORY_TYPE_SCOPED  0x2000
-#define MEMORY_TYPE_ALLOCATED  64
-#define MEMORY_TYPE_IMMORTAL  0x1000
-#define MEMORY_TYPE_DEBUG_INFO  0x200
-#define MEMORY_TYPE_BASETYPE_ROM_CLASS  0x200000
-#define MEMORY_TYPE_DYNAMIC_LOADED_CLASSES  0x20040
-#define MEMORY_TYPE_NEW  2
-#define MEMORY_TYPE_DISCARDABLE  0x80
-#define MEMORY_TYPE_NUMA  0x4000
-#define MEMORY_TYPE_ROM_CLASS  0x20000
-#define MEMORY_TYPE_UNCOMMITTED  0x800
-#define MEMORY_TYPE_FROM_JXE  0x4000000
-#define MEMORY_TYPE_OLD_ROM  5
-#define MEMORY_TYPE_SHARED_META  0x8000000
+#define MEMORY_TYPE_OLD                     1
+#define MEMORY_TYPE_NEW                     2
+#define MEMORY_TYPE_ROM                     4
+#define MEMORY_TYPE_OLD_ROM                 5
+#define MEMORY_TYPE_RAM                     8
+#define MEMORY_TYPE_OLD_RAM                 9
+#define MEMORY_TYPE_NEW_RAM                 10
+#define MEMORY_TYPE_FIXED                   16
+#define MEMORY_TYPE_FIXED_RAM               24
+/* MEMORY_TYPE_CODE is used for virtually allocated JIT code segments, setting MEMORY_TYPE_VIRTUAL is not required. */
+#define MEMORY_TYPE_CODE                    32
+#define MEMORY_TYPE_ALLOCATED               64
+#define MEMORY_TYPE_DISCARDABLE             0x80
+#define MEMORY_TYPE_FIXEDSIZE               0x100
+#define MEMORY_TYPE_DEBUG_INFO              0x200
 /* MEMORY_TYPE_VIRTUAL is expected to be used along with other types like MEMORY_TYPE_JIT_SCRATCH_SPACE
  * or MEMORY_TYPE_JIT_PERSISTENT to allocate virtual memory instead of malloc'ed memory.
  */
-#define MEMORY_TYPE_VIRTUAL  0x400
+#define MEMORY_TYPE_VIRTUAL                 0x400
+#define MEMORY_TYPE_UNCOMMITTED             0x800
+#define MEMORY_TYPE_IMMORTAL                0x1000
+#define MEMORY_TYPE_SCOPED                  0x2000
+#define MEMORY_TYPE_NUMA                    0x4000
 /* MEMORY_TYPE_FIXED_RAM_CLASS is virtually allocated, setting MEMORY_TYPE_VIRTUAL is not required. */
-#define MEMORY_TYPE_FIXED_RAM_CLASS  0x8000
-#define MEMORY_TYPE_RAM_CLASS  0x10000
-#define MEMORY_TYPE_IGC_SCAN_QUEUE  0x400000
-#define MEMORY_TYPE_RAM  8
-#define MEMORY_TYPE_FIXED  16
-#define MEMORY_TYPE_JIT_SCRATCH_SPACE  0x1000000
-#define MEMORY_TYPE_FIXED_RAM  24
-#define MEMORY_TYPE_OLD_RAM  9
-/* MEMORY_TYPE_CODE is used for virtually allocated JIT code segments, setting MEMORY_TYPE_VIRTUAL is not required. */
-#define MEMORY_TYPE_CODE  32
-#define MEMORY_TYPE_ROM  4
-#define MEMORY_TYPE_CLASS_FILE_BYTES  0x40000
-#define MEMORY_TYPE_UNDEAD_CLASS  0x80000
-#define MEMORY_TYPE_JIT_PERSISTENT  0x800000
-#define MEMORY_TYPE_FIXEDSIZE  0x100
-#define MEMORY_TYPE_DEFAULT  0x2000000
-
+#define MEMORY_TYPE_FIXED_RAM_CLASS         0x8000
+#define MEMORY_TYPE_RAM_CLASS               0x10000
+#define MEMORY_TYPE_ROM_CLASS               0x20000
+#define MEMORY_TYPE_DYNAMIC_LOADED_CLASSES  0x20040
+#define MEMORY_TYPE_CLASS_FILE_BYTES        0x40000
+#define MEMORY_TYPE_UNDEAD_CLASS            0x80000
+#define MEMORY_TYPE_BASETYPE_ROM_CLASS      0x200000
+#define MEMORY_TYPE_IGC_SCAN_QUEUE          0x400000
+#define MEMORY_TYPE_JIT_PERSISTENT          0x800000
+#define MEMORY_TYPE_JIT_SCRATCH_SPACE       0x1000000
+#define MEMORY_TYPE_DEFAULT                 0x2000000
+#define MEMORY_TYPE_FROM_JXE                0x4000000
+#define MEMORY_TYPE_SHARED_META             0x8000000
 #define J9MEMORYSEGMENT_LEFTCHILD(base) AVL_SRP_GETNODE((base)->parentAVLTreeNode.leftChild)
 #define J9MEMORYSEGMENT_RIGHTCHILD(base) AVL_SRP_GETNODE((base)->parentAVLTreeNode.rightChild)