auto merge of #1270 : evilpie/servo/url, r=jdm

I wasn't sure how to store @window in Location, so I just made it use @Page for now. I was going to implement stringifier, but sadly some of the webidl stuff is like 1 year out of sync.

src/components/script/dom/bindings/codegen/Bindings.conf

@@ -280,6 +280,9 @@ DOMInterfaces = {
     'workers': True,
 }],
 
+'Location': {
+},
+
 'MozChannel': [
 {
     'nativeType': 'nsIChannel',

src/components/script/dom/bindings/codegen/Location.webidl

@@ -0,0 +1,21 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * The origin of this IDL file is
+ * http://www.whatwg.org/specs/web-apps/current-work/#the-location-interface
+ *
+ * © Copyright 2004-2011 Apple Computer, Inc., Mozilla Foundation, and
+ * Opera Software ASA. You are granted a license to use, reproduce
+ * and create derivative works of this document.
+ */
+
+// No support for [Unforgeable] on interfaces yet
+//[Unforgeable]
+interface Location {
+  void assign(DOMString url);
+  void replace(DOMString url);
+  void reload();
+};
+Location implements URLUtils;

src/components/script/dom/bindings/codegen/URLUtils.webidl

@@ -0,0 +1,32 @@
+/* -*- Mode: IDL; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/.
+ *
+ * The origin of this IDL file is
+ * http://url.spec.whatwg.org/#urlutils
+ *
+ * To the extent possible under law, the editors have waived all copyright
+ * and related or neighboring rights to this work. In addition, as of 17
+ * February 2013, the editors have made this specification available under
+ * the Open Web Foundation Agreement Version 1.0, which is available at
+ * http://www.openwebfoundation.org/legal/the-owf-1-0-agreements/owfa-1-0.
+ */
+
+[NoInterfaceObject]
+interface URLUtils {
+  [SetterThrows]
+  /* stringifier */ attribute DOMString href;
+  readonly attribute DOMString origin;
+
+           attribute DOMString protocol;
+           attribute DOMString username;
+           attribute DOMString password;
+           attribute DOMString host;
+           attribute DOMString hostname;
+           attribute DOMString port;
+           attribute DOMString pathname;
+           attribute DOMString search;
+           // attribute URLQuery? query;
+           attribute DOMString hash;
+};

src/components/script/dom/bindings/codegen/Window.webidl

@@ -14,8 +14,8 @@
     [Replaceable] readonly attribute WindowProxy self;*/
   [Unforgeable] readonly attribute Document document;
            attribute DOMString name; 
-  /*[PutForwards=href, Unforgeable] readonly attribute Location location;
-  readonly attribute History history;
+  /* [PutForwards=href, Unforgeable] */ readonly attribute Location location;
+  /* readonly attribute History history;
   [Replaceable] readonly attribute BarProp locationbar;
   [Replaceable] readonly attribute BarProp menubar;
   [Replaceable] readonly attribute BarProp personalbar;

src/components/script/dom/bindings/utils.rs

@@ -29,7 +29,7 @@ use js::jsapi::{JS_ValueToString, JS_GetReservedSlot, JS_SetReservedSlot};
 use js::jsapi::{JSContext, JSObject, JSBool, jsid, JSClass, JSNative, JSTracer};
 use js::jsapi::{JSFunctionSpec, JSPropertySpec, JSVal, JSPropertyDescriptor};
 use js::jsapi::{JSPropertyOp, JSStrictPropertyOp, JS_NewGlobalObject, JS_InitStandardClasses};
-use js::jsapi::{JSString};
+use js::jsapi::{JSString, JS_CallTracer, JSTRACE_OBJECT};
 use js::jsfriendapi::bindgen::JS_NewObjectWithUniqueType;
 use js::{JSPROP_ENUMERATE, JSVAL_NULL, JSCLASS_IS_GLOBAL, JSCLASS_IS_DOMJSCLASS};
 use js::{JSPROP_PERMANENT, JSID_VOID, JSPROP_NATIVE_ACCESSORS, JSPROP_GETTER};
@@ -588,6 +588,24 @@ pub trait Traceable {
     fn trace(&self, trc: *mut JSTracer);
 }
 
+#[fixed_stack_segment]
+pub fn trace_reflector(tracer: *mut JSTracer, description: &str, reflector: &Reflector) {
+    unsafe {
+        do description.to_c_str().with_ref |name| {
+            (*tracer).debugPrinter = ptr::null();
+            (*tracer).debugPrintIndex = -1;
+            (*tracer).debugPrintArg = name as *libc::c_void;
+            debug!("tracing {:s}", description);
+            JS_CallTracer(tracer as *JSTracer, reflector.get_jsobject(),
+                          JSTRACE_OBJECT as u32);
+        }
+    }
+}
+
+pub fn trace_option<T: Reflectable>(tracer: *mut JSTracer, description: &str, option: Option<@mut T>) {
+    option.map(|some| trace_reflector(tracer, description, some.reflector()));
+}
+
 #[fixed_stack_segment]
 pub fn initialize_global(global: *JSObject) {
     let protoArray = @mut ([0 as *JSObject, ..PrototypeList::id::_ID_Count as uint]);