DevTools: Fix content_shell devtools built in debug_devtools=1 mode

Source/devtools/scripts/generate_devtools_html.py

 #!/usr/bin/env python
 #
 # Copyright (C) 2010 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.
@@ skipping 26 matching lines @@
     (dir_name, file_name) = os.path.split(resource_path)
     if (file_name.endswith('.js')):
         return '    <script type="text/javascript" src="%s"></script>\n' % file_name
     elif (file_name.endswith('.css')):
         return '    <link rel="stylesheet" type="text/css" href="%s">\n' % file_name
     else:
         assert resource_path
 
 
 def write_devtools_html(inspector_file, devtools_file, debug):
-    buildsystemonly_js_written = False
-
     for line in inspector_file:
         if not debug:
             if '<script ' in line or '<link ' in line:
                 continue
             if '</head>' in line:
                 devtools_file.write(generate_include_tag("inspector.css"))
-                devtools_file.write(generate_include_tag("buildSystemOnly.js"))
                 devtools_file.write(generate_include_tag("Main.js"))
-        else:
-            if not buildsystemonly_js_written and '<script ' in line:
-                devtools_file.write(generate_include_tag("buildSystemOnly.js"))
-                buildsystemonly_js_written = True
         devtools_file.write(line)
 
 
 def main(argv):
 
     if len(argv) < 4:
         print('usage: %s inspector_html devtools_html debug' % argv[0])
         return 1
 
     # The first argument is ignored. We put 'web.gyp' in the inputs list
@@ skipping 11 matching lines @@
     inspector_html.close()
 
     # Touch output file directory to make sure that Xcode will copy
     # modified resource files.
     if sys.platform == 'darwin':
         output_dir_name = os.path.dirname(devtools_html_name)
         os.utime(output_dir_name, None)
 
 if __name__ == '__main__':
     sys.exit(main(sys.argv))