Remove 'V8' prefix from generated callback function classes

third_party/WebKit/Source/bindings/scripts/v8_callback_function.py

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """Generate template values for a callback function.
 
 Design doc: http://www.chromium.org/developers/design-documents/idl-compiler
 """
 
 from v8_globals import includes  # pylint: disable=W0403
@@ skipping 24 matching lines @@
         if argument.idl_type.is_interface_type:
             forward_declarations.append(argument.idl_type)
         argument.idl_type.add_includes_for_type(callback_function.extended_attributes)
 
     context = {
         'cpp_class': callback_function.name,
         'cpp_includes': sorted(includes),
         'forward_declarations': sorted(forward_declarations),
         'header_includes': sorted(CALLBACK_FUNCTION_H_INCLUDES),
         'idl_type': idl_type_str,
-        'v8_class': v8_utilities.v8_class_name(callback_function),
     }
 
     if idl_type_str != 'void':
         context.update({
             'return_cpp_type': idl_type.cpp_type + '&',
             'return_value': idl_type.v8_value_to_local_cpp_value(
                 callback_function.extended_attributes,
                 'v8ReturnValue', 'cppValue',
                 isolate='scriptState->isolate()', bailout_return_value='false'),
         })
@@ skipping 18 matching lines @@
     ]
     argument_declarations.extend(
         '%s %s' % (argument.idl_type.callback_cpp_type, argument.name)
         for argument in arguments)
     if return_cpp_type:
         argument_declarations.append('%s returnValue' % return_cpp_type)
     return {
         'argument_declarations': argument_declarations,
         'arguments': [argument_context(argument) for argument in arguments],
     }