Drop raises annotations support.

tools/dom/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 339 matching lines @@
 
     function_expression = self._GenerateWebCoreFunctionExpression(webcore_function_name, attr)
     self._GenerateNativeCallback(
         cpp_callback_name,
         True,
         function_expression,
         attr,
         [],
         attr.type.id,
         attr.type.nullable,
-        attr.get_raises or 'GetterRaisesException' in attr.ext_attrs)
+        'GetterRaisesException' in attr.ext_attrs)
 
   def _AddSetter(self, attr, html_name):
     type_info = self._TypeInfo(attr.type.id)
     dart_declaration = 'void set %s(%s value)' % (html_name, self._DartType(attr.type.id))
     is_custom = set(['Custom', 'CustomSetter', 'V8CustomSetter']) & set(attr.ext_attrs)
     cpp_callback_name = self._GenerateNativeBinding(attr.id, 2,
         dart_declaration, 'Setter', is_custom)
     if is_custom:
       return
 
     if 'Reflect' in attr.ext_attrs:
       webcore_function_name = self._TypeInfo(attr.type.id).webcore_setter_name()
     else:
       webcore_function_name = re.sub(r'^(xml(?=[A-Z])|\w)',
                                      lambda s: s.group(1).upper(),
                                      attr.id)
       webcore_function_name = 'set%s' % webcore_function_name
       if attr.type.id.startswith('SVGAnimated'):
         webcore_function_name += 'Animated'
 
     function_expression = self._GenerateWebCoreFunctionExpression(webcore_function_name, attr)
     self._GenerateNativeCallback(
         cpp_callback_name,
         True,
         function_expression,
         attr,
         [attr],
         'void',
         False,
-        attr.set_raises or 'SetterRaisesException' in attr.ext_attrs)
+        'SetterRaisesException' in attr.ext_attrs)
 
   def AddIndexer(self, element_type):
     """Adds all the methods required to complete implementation of List."""
     # We would like to simply inherit the implementation of everything except
     # length, [], and maybe []=.  It is possible to extend from a base
     # array implementation class only when there is no other implementation
     # inheritance.  There might be no implementation inheritance other than
     # DOMBaseWrapper for many classes, but there might be some where the
     # array-ness is introduced by a non-root interface:
     #
@@ skipping 123 matching lines @@
     webcore_function_name = operation.ext_attrs.get('ImplementedAs', operation.id)
     function_expression = self._GenerateWebCoreFunctionExpression(webcore_function_name, operation)
     self._GenerateNativeCallback(
         cpp_callback_name,
         not operation.is_static,
         function_expression,
         operation,
         arguments,
         operation.type.id,
         operation.type.nullable,
-        operation.raises or 'RaisesException' in operation.ext_attrs)
+        'RaisesException' in operation.ext_attrs)
 
   def _GenerateNativeCallback(self,
       callback_name,
       needs_receiver,
       function_expression,
       node,
       arguments,
       return_type,
       return_type_is_nullable,
       raises_dom_exception):
@@ skipping 372 matching lines @@
             '    if (Dart_NativeFunction func = $CLASS_NAME::resolver(name, argumentCount))\n'
             '        return func;\n',
             CLASS_NAME=os.path.splitext(os.path.basename(path))[0])
 
 def _IsOptionalStringArgumentInInitEventMethod(interface, operation, argument):
   return (
       interface.id.endswith('Event') and
       operation.id.startswith('init') and
       argument.ext_attrs.get('Optional') == 'DefaultIsUndefined' and
       argument.type.id == 'DOMString')