IDL compiler: delete Perl compiler, remove unstable/ directory

Tools/Scripts/webkitpy/bindings/main.py

 # Copyright (C) 2011 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:
 # 1. Redistributions of source code must retain the above copyright
 #    notice, this list of conditions and the following disclaimer.
 # 2. Redistributions in binary form must reproduce the above copyright
 #    notice, this list of conditions and the following disclaimer in the
 #    documentation and/or other materials provided with the distribution.
@@ skipping 96 matching lines @@
             self.output_directory = provider.new_temp_dir()
         self.event_names_filename = os.path.join(self.output_directory, 'EventInterfaces.in')
 
     def run_command(self, cmd):
         output = self.executive.run_command(cmd)
         if output:
             print output
 
     def generate_from_idl(self, idl_file):
         cmd = ['python',
-               'bindings/scripts/unstable/idl_compiler.py',
+               'bindings/scripts/idl_compiler.py',
                '--output-dir', self.output_directory,
                '--idl-attributes-file', 'bindings/IDLExtendedAttributes.txt',
                '--interfaces-info-file', self.interfaces_info_filename,
                idl_file]
         try:
             self.run_command(cmd)
         except ScriptError, e:
             print 'ERROR: idl_compiler.py: ' + os.path.basename(idl_file)
             print e.output
             return e.exit_code
@@ skipping 153 matching lines @@
                 print PASS_MESSAGE
             return 0
         print
         print FAIL_MESSAGE
         return -1
 
 
 def run_bindings_tests(reset_results, verbose):
     with ScopedTempFileProvider() as provider:
         return BindingsTests(reset_results, verbose, provider).main()