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/affs_hardblocks.h b/libc/kernel/uapi/linux/affs_hardblocks.h
index 0f56b81..0a61887 100644
--- a/libc/kernel/uapi/linux/affs_hardblocks.h
+++ b/libc/kernel/uapi/linux/affs_hardblocks.h
@@ -21,69 +21,69 @@
 #include <linux/types.h>
 struct RigidDiskBlock {
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 rdb_ID;
- __be32 rdb_SummedLongs;
- __s32 rdb_ChkSum;
- __u32 rdb_HostID;
+  __u32 rdb_ID;
+  __be32 rdb_SummedLongs;
+  __s32 rdb_ChkSum;
+  __u32 rdb_HostID;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __be32 rdb_BlockBytes;
- __u32 rdb_Flags;
- __u32 rdb_BadBlockList;
- __be32 rdb_PartitionList;
+  __be32 rdb_BlockBytes;
+  __u32 rdb_Flags;
+  __u32 rdb_BadBlockList;
+  __be32 rdb_PartitionList;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 rdb_FileSysHeaderList;
- __u32 rdb_DriveInit;
- __u32 rdb_Reserved1[6];
- __u32 rdb_Cylinders;
+  __u32 rdb_FileSysHeaderList;
+  __u32 rdb_DriveInit;
+  __u32 rdb_Reserved1[6];
+  __u32 rdb_Cylinders;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 rdb_Sectors;
- __u32 rdb_Heads;
- __u32 rdb_Interleave;
- __u32 rdb_Park;
+  __u32 rdb_Sectors;
+  __u32 rdb_Heads;
+  __u32 rdb_Interleave;
+  __u32 rdb_Park;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 rdb_Reserved2[3];
- __u32 rdb_WritePreComp;
- __u32 rdb_ReducedWrite;
- __u32 rdb_StepRate;
+  __u32 rdb_Reserved2[3];
+  __u32 rdb_WritePreComp;
+  __u32 rdb_ReducedWrite;
+  __u32 rdb_StepRate;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 rdb_Reserved3[5];
- __u32 rdb_RDBBlocksLo;
- __u32 rdb_RDBBlocksHi;
- __u32 rdb_LoCylinder;
+  __u32 rdb_Reserved3[5];
+  __u32 rdb_RDBBlocksLo;
+  __u32 rdb_RDBBlocksHi;
+  __u32 rdb_LoCylinder;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 rdb_HiCylinder;
- __u32 rdb_CylBlocks;
- __u32 rdb_AutoParkSeconds;
- __u32 rdb_HighRDSKBlock;
+  __u32 rdb_HiCylinder;
+  __u32 rdb_CylBlocks;
+  __u32 rdb_AutoParkSeconds;
+  __u32 rdb_HighRDSKBlock;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 rdb_Reserved4;
- char rdb_DiskVendor[8];
- char rdb_DiskProduct[16];
- char rdb_DiskRevision[4];
+  __u32 rdb_Reserved4;
+  char rdb_DiskVendor[8];
+  char rdb_DiskProduct[16];
+  char rdb_DiskRevision[4];
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- char rdb_ControllerVendor[8];
- char rdb_ControllerProduct[16];
- char rdb_ControllerRevision[4];
- __u32 rdb_Reserved5[10];
+  char rdb_ControllerVendor[8];
+  char rdb_ControllerProduct[16];
+  char rdb_ControllerRevision[4];
+  __u32 rdb_Reserved5[10];
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 };
 #define IDNAME_RIGIDDISK 0x5244534B
 struct PartitionBlock {
- __be32 pb_ID;
+  __be32 pb_ID;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __be32 pb_SummedLongs;
- __s32 pb_ChkSum;
- __u32 pb_HostID;
- __be32 pb_Next;
+  __be32 pb_SummedLongs;
+  __s32 pb_ChkSum;
+  __u32 pb_HostID;
+  __be32 pb_Next;
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 pb_Flags;
- __u32 pb_Reserved1[2];
- __u32 pb_DevFlags;
- __u8 pb_DriveName[32];
+  __u32 pb_Flags;
+  __u32 pb_Reserved1[2];
+  __u32 pb_DevFlags;
+  __u8 pb_DriveName[32];
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
- __u32 pb_Reserved2[15];
- __be32 pb_Environment[17];
- __u32 pb_EReserved[15];
+  __u32 pb_Reserved2[15];
+  __be32 pb_Environment[17];
+  __u32 pb_EReserved[15];
 };
 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */
 #define IDNAME_PARTITION 0x50415254