IDL compiler: [GetterRaisesException], [RaisesException] for getter

Source/bindings/templates/attributes.cpp

 {##############################################################################}
 {% macro attribute_getter(attribute) %}
 {% filter conditional(attribute.conditional_string) %}
 static void {{attribute.name}}AttributeGetter(v8::Local<v8::String> name, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
     {% if attribute.cached_attribute_validation_method %}
     v8::Handle<v8::String> propertyName = v8::String::NewSymbol("{{attribute.name}}");
     {{cpp_class_name}}* imp = {{v8_class_name}}::toNative(info.Holder());
     if (!imp->{{attribute.cached_attribute_validation_method}}()) {
         v8::Handle<v8::Value> value = info.Holder()->GetHiddenValue(propertyName);
@@ skipping 11 matching lines @@
     {# Special cases #}
     {% if attribute.is_check_security_for_node %}
     {# FIXME: consider using a local variable to not call getter twice #}
     ExceptionState es(info.GetIsolate());
     if (!BindingSecurity::shouldAllowAccessToNode({{attribute.cpp_value}}, es)) {
         v8SetReturnValueNull(info);
         es.throwIfNeeded();
         return;
     }
     {% endif %}
+    {% if attribute.is_getter_raises_exception %}
+    ExceptionState es(info.GetIsolate());
+    {{attribute.cpp_type}} {{attribute.cpp_value}} = {{attribute.cpp_value_original}};
+    if (UNLIKELY(es.throwIfNeeded()))
+        return;
+    {% endif %}
     {% if attribute.is_nullable %}
     bool isNull = false;
     {{attribute.cpp_type}} {{attribute.cpp_value}} = {{attribute.cpp_value_original}};
     if (isNull) {
         v8SetReturnValueNull(info);
         return;
     }
     {% elif attribute.idl_type == 'EventHandler' or
             attribute.cached_attribute_validation_method %}
     {# FIXME: consider merging all these assign to local variable statements #}
@@ skipping 36 matching lines @@
     {% endif %}
     {% if attribute.is_custom_getter %}
     {{v8_class_name}}::{{attribute.name}}AttributeGetterCustom(name, info);
     {% else %}
     {{cpp_class_name}}V8Internal::{{attribute.name}}AttributeGetter(name, info);
     {% endif %}
     TRACE_EVENT_SET_SAMPLING_STATE("V8", "Execution");
 }
 {% endfilter %}
 {% endmacro %}