Remove unused V8 integration code in Sky

sky/engine/bindings/templates/callback_interface.cpp

-// Copyright 2014 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.
-
-// This file has been auto-generated by {{code_generator}}. DO NOT MODIFY!
-
-#include "sky/engine/config.h"
-{% filter conditional(conditional_string) %}
-#include "{{v8_class}}.h"
-
-{% for filename in cpp_includes %}
-#include "{{filename}}"
-{% endfor %}
-
-namespace blink {
-
-{{v8_class}}::{{v8_class}}(v8::Handle<v8::Function> callback, ScriptState* scriptState)
-    : ActiveDOMCallback(scriptState->executionContext())
-    , m_scriptState(scriptState)
-{
-    m_callback.set(scriptState->isolate(), callback);
-}
-
-{{v8_class}}::~{{v8_class}}()
-{
-}
-
-{% for method in methods if not method.is_custom %}
-{{method.cpp_type}} {{v8_class}}::{{method.name}}({{method.argument_declarations | join(', ')}})
-{
-    {% set return_default = 'return true'
-           if method.idl_type == 'boolean' else 'return' %}{# void #}
-    if (!canInvokeCallback())
-        {{return_default}};
-
-    if (m_scriptState->contextIsEmpty())
-        {{return_default}};
-
-    ScriptState::Scope scope(m_scriptState.get());
-    {% if method.call_with_this_handle %}
-    v8::Handle<v8::Value> thisHandle = thisValue.v8Value();
-    if (thisHandle.IsEmpty()) {
-        if (!isScriptControllerTerminating())
-            CRASH();
-        {{return_default}};
-    }
-    {% endif %}
-    {% for argument in method.arguments %}
-    v8::Handle<v8::Value> {{argument.handle}} = {{argument.cpp_value_to_v8_value}};
-    if ({{argument.handle}}.IsEmpty()) {
-        if (!isScriptControllerTerminating())
-            CRASH();
-        {{return_default}};
-    }
-    {% endfor %}
-    {% if method.arguments %}
-    v8::Handle<v8::Value> argv[] = { {{method.arguments | join(', ', 'handle')}} };
-    {% else %}
-    {# Empty array initializers are illegal, and don't compile in MSVC. #}
-    v8::Handle<v8::Value> *argv = 0;
-    {% endif %}
-
-    {% set this_handle_parameter = 'thisHandle, ' if method.call_with_this_handle else 'm_scriptState->context()->Global(), ' %}
-    {% if method.idl_type == 'boolean' %}
-    v8::TryCatch exceptionCatcher;
-    exceptionCatcher.SetVerbose(true);
-    ScriptController::callFunction(m_scriptState->executionContext(), m_callback.newLocal(m_scriptState->isolate()), {{this_handle_parameter}}{{method.arguments | length}}, argv, m_scriptState->isolate());
-    return !exceptionCatcher.HasCaught();
-    {% else %}{# void #}
-    ScriptController::callFunction(m_scriptState->executionContext(), m_callback.newLocal(m_scriptState->isolate()), {{this_handle_parameter}}{{method.arguments | length}}, argv, m_scriptState->isolate());
-    {% endif %}
-}
-
-{% endfor %}
-} // namespace blink
-{% endfilter %}