Removed IllegalAccessException and UnsupportedOperationException.

lib/html/scripts/systemnative.py

 #!/usr/bin/python
 # Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 # for details. All rights reserved. Use of this source code is governed by a
 # BSD-style license that can be found in the LICENSE file.
 
 """This module provides shared functionality for the systems to generate
 native binding from the IDL database."""
 
 import emitter
 import os
@@ skipping 365 matching lines @@
     if self._HasNativeIndexSetter():
       self._EmitNativeIndexSetter(dart_element_type)
     else:
       # The HTML library implementation of NodeList has a custom indexed setter
       # implementation that uses the parent node the NodeList is associated
       # with if one is available.
       if self._interface.id != 'NodeList':
         self._members_emitter.Emit(
             '\n'
             '  void operator[]=(int index, $TYPE value) {\n'
-            '    throw new UnsupportedOperationException("Cannot assign element of immutable List.");\n'
+            '    throw new UnsupportedError("Cannot assign element of immutable List.");\n'
             '  }\n',
             TYPE=dart_element_type)
 
     # The list interface for this class is manually generated.
     if self._interface.id == 'NodeList':
       return
 
     # TODO(sra): Use separate mixins for mutable implementations of List<T>.
     # TODO(sra): Use separate mixins for typed array implementations of List<T>.
     template_file = 'immutable_list_mixin.darttemplate'
@@ skipping 459 matching lines @@
   def EmitResolver(self, template, output_dir):
     file_path = os.path.join(output_dir, 'DartResolver.cpp')
     includes_emitter, body_emitter = self._emitters.FileEmitter(file_path).Emit(template)
     for header_file in self._headers_list:
       path = os.path.relpath(header_file, output_dir)
       includes_emitter.Emit('#include "$PATH"\n', PATH=path)
       body_emitter.Emit(
           '    if (Dart_NativeFunction func = $CLASS_NAME::resolver(name, argumentCount))\n'
           '        return func;\n',
           CLASS_NAME=os.path.splitext(os.path.basename(path))[0])