ll_prof: Do not use the deprecated tempfile.mktemp()

tools/disasm.py

 #!/usr/bin/env python
 #
 # Copyright 2011 the V8 project authors. 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 42 matching lines @@
   "arm64": "-m aarch64"
 }
 
 
 def GetDisasmLines(filename, offset, size, arch, inplace, arch_flags=""):
   tmp_name = None
   if not inplace:
     # Create a temporary file containing a copy of the code.
     assert arch in _ARCH_MAP, "Unsupported architecture '%s'" % arch
     arch_flags = arch_flags + " " +  _ARCH_MAP[arch]
-    tmp_name = tempfile.mktemp(".v8code")
+    tmp_file = tempfile.NamedTemporaryFile(prefix=".v8code", delete=False)
+    tmp_name = tmp_file.name
+    tmp_file.close()
     command = "dd if=%s of=%s bs=1 count=%d skip=%d && " \
               "%s %s -D -b binary %s %s" % (
       filename, tmp_name, size, offset,
       OBJDUMP_BIN, ' '.join(_COMMON_DISASM_OPTIONS), arch_flags,
       tmp_name)
   else:
     command = "%s %s %s --start-address=%d --stop-address=%d -d %s " % (
       OBJDUMP_BIN, ' '.join(_COMMON_DISASM_OPTIONS), arch_flags,
       offset,
       offset + size,
@@ skipping 11 matching lines @@
       break
   if tmp_name:
     os.unlink(tmp_name)
   split_lines = []
   for line in lines[header_line + 1:]:
     match = _DISASM_LINE_RE.match(line)
     if match:
       line_address = int(match.group(1), 16)
       split_lines.append((line_address, match.group(2)))
   return split_lines