Revert "Enable DMP for system Chromium WebView on Android"

third_party/tcmalloc/chromium/src/base/linux_syscall_support.h

 /* Copyright (c) 2005-2008, Google Inc.
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 139 matching lines @@
 #include <stdarg.h>
 #include <stddef.h>
 #include <stdint.h>
 #include <string.h>
 #include <sys/ptrace.h>
 #include <sys/resource.h>
 #include <sys/time.h>
 #include <sys/types.h>
 #if defined(__ANDROID__)
 #include <sys/syscall.h>
-#ifndef ANDROID_NON_SDK_BUILD
 #include <sys/linux-syscalls.h>
-#endif
 #else
 #include <syscall.h>
 #endif
 #include <unistd.h>
 #include <linux/unistd.h>
 #include <endian.h>
 
 #ifdef __mips__
 /* Include definitions of the ABI currently in use.                          */
 #include <sgidefs.h>
@@ skipping 2098 matching lines @@
     return rc;
   }
 #endif
 
 #if defined(__cplusplus) && !defined(SYS_CPLUSPLUS)
 }
 #endif
 
 #endif
 #endif