Switch kernel header parsing to python libclang

Replace the tokenizer in cpp.py with libclang.

Bug: 18937958
Change-Id: I27630904c6d2849418cd5ca3d3c612ec3078686d
diff --git a/libc/kernel/uapi/linux/mempolicy.h b/libc/kernel/uapi/linux/mempolicy.h
index 70a8a8f..a208f42 100644
--- a/libc/kernel/uapi/linux/mempolicy.h
+++ b/libc/kernel/uapi/linux/mempolicy.h
@@ -21,37 +21,37 @@
 #include <linux/errno.h>
 enum {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- MPOL_DEFAULT,
- MPOL_PREFERRED,
- MPOL_BIND,
- MPOL_INTERLEAVE,
+  MPOL_DEFAULT,
+  MPOL_PREFERRED,
+  MPOL_BIND,
+  MPOL_INTERLEAVE,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- MPOL_LOCAL,
- MPOL_MAX,
+  MPOL_LOCAL,
+  MPOL_MAX,
 };
 enum mpol_rebind_step {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- MPOL_REBIND_ONCE,
- MPOL_REBIND_STEP1,
- MPOL_REBIND_STEP2,
- MPOL_REBIND_NSTEP,
+  MPOL_REBIND_ONCE,
+  MPOL_REBIND_STEP1,
+  MPOL_REBIND_STEP2,
+  MPOL_REBIND_NSTEP,
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
 #define MPOL_F_STATIC_NODES (1 << 15)
 #define MPOL_F_RELATIVE_NODES (1 << 14)
 #define MPOL_MODE_FLAGS (MPOL_F_STATIC_NODES | MPOL_F_RELATIVE_NODES)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define MPOL_F_NODE (1<<0)
-#define MPOL_F_ADDR (1<<1)
-#define MPOL_F_MEMS_ALLOWED (1<<2)
-#define MPOL_MF_STRICT (1<<0)
+#define MPOL_F_NODE (1 << 0)
+#define MPOL_F_ADDR (1 << 1)
+#define MPOL_F_MEMS_ALLOWED (1 << 2)
+#define MPOL_MF_STRICT (1 << 0)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define MPOL_MF_MOVE (1<<1)
-#define MPOL_MF_MOVE_ALL (1<<2)
-#define MPOL_MF_LAZY (1<<3)
-#define MPOL_MF_INTERNAL (1<<4)
+#define MPOL_MF_MOVE (1 << 1)
+#define MPOL_MF_MOVE_ALL (1 << 2)
+#define MPOL_MF_LAZY (1 << 3)
+#define MPOL_MF_INTERNAL (1 << 4)
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
-#define MPOL_MF_VALID (MPOL_MF_STRICT |   MPOL_MF_MOVE |   MPOL_MF_MOVE_ALL)
+#define MPOL_MF_VALID (MPOL_MF_STRICT | MPOL_MF_MOVE | MPOL_MF_MOVE_ALL)
 #define MPOL_F_SHARED (1 << 0)
 #define MPOL_F_LOCAL (1 << 1)
 #define MPOL_F_REBINDING (1 << 2)