[WIP][NotForLand] IDL dictionary support

Source/bindings/templates/dictionary_v8.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 "config.h"
+#include "{{v8_class}}.h"
+
+{% for filename in cpp_includes if filename != '%s.h' % v8_class %}
+#include "{{filename}}"
+{% endfor %}
+
+namespace blink {
+
+{{cpp_class}}* {{v8_class}}::toNative(v8::Isolate* isolate, v8::Handle<v8::Value> v8Value)
+{
+    {{cpp_class}}* impl = {{cpp_class}}::create();
+    // FIXME: Do not use Dictionary and DictionaryHelper
+    // https://crbug.com/321462
+    Dictionary dictionary(v8Value, isolate);
+    {% for member in members %}
+    {{member.cpp_type}} {{member.name}};
+    if (DictionaryHelper::get(dictionary, "{{member.name}}", {{member.name}}))
+        impl->{{member.setter_name}}({{member.name}});
+    {% if member.default_value %}
+    else
+        impl->{{member.setter_name}}({{member.default_value}});
+    {% endif %}
+    {% endfor %}
+    return impl;
+}
+
+v8::Handle<v8::Value> toV8({{cpp_class}}* impl, v8::Handle<v8::Object> creationContext, v8::Isolate* isolate)
+{
+    v8::Handle<v8::Object> v8Object = v8::Object::New(isolate);
+    {% for member in members %}
+    if (impl->{{member.has_name}}())
+        v8Object->Set(v8String(isolate, "{{member.name}}"), {{member.cpp_value_to_v8_value}});
+    {% if member.v8_default_value %}
+    else
+        v8Object->Set(v8String(isolate, "{{member.name}}"), {{member.v8_default_value}});
+    {% endif %}
+    {% endfor %}
+    return v8Object;
+}
+
+} // namespace blink