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Bug 645416, part 22 - Remove JSCompartment::wrapId. r=terrence.

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This is unnecessary now that object jsids no longer exist. Both string and
symbol jsids point only to GC things in the atoms compartment, which are safe
to pass to any compartment without wrapping.

--HG--
extra : rebase_source : 82c21e8474df05b1bb42c14d872c981205bbe879
This commit is contained in:
Jason Orendorff 2014-06-23 10:57:02 -05:00
parent e54535bb40
commit f427cf7043
12 changed files with 25 additions and 121 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
dom/xbl/nsXBLBinding.cpp
View File

@ -1128,9 +1128,7 @@ nsXBLBinding::LookupMember(JSContext* aCx, JS::Handle<jsid> aId,
{
JSAutoCompartment ac(aCx, xblScope);
JS::Rooted<jsid> id(aCx, aId);
if (!JS_WrapId(aCx, &id) ||
!LookupMemberInternal(aCx, name, id, aDesc, xblScope))
{
if (!LookupMemberInternal(aCx, name, id, aDesc, xblScope)) {
return false;
}
}

6
dom/xbl/nsXBLProtoImplField.cpp
View File

@ -333,7 +333,7 @@ nsXBLProtoImplField::InstallAccessors(JSContext* aCx,
// First, enter the XBL scope, and compile the functions there.
JSAutoCompartment ac(aCx, scopeObject);
JS::Rooted<JS::Value> wrappedClassObj(aCx, JS::ObjectValue(*aTargetClassObject));
if (!JS_WrapValue(aCx, &wrappedClassObj) || !JS_WrapId(aCx, &id))
if (!JS_WrapValue(aCx, &wrappedClassObj))
return NS_ERROR_OUT_OF_MEMORY;
JS::Rooted<JSObject*> get(aCx,
@ -359,9 +359,7 @@ nsXBLProtoImplField::InstallAccessors(JSContext* aCx,
// Now, re-enter the class object's scope, wrap the getters/setters, and define
// them there.
JSAutoCompartment ac2(aCx, aTargetClassObject);
if (!JS_WrapObject(aCx, &get) || !JS_WrapObject(aCx, &set) ||
!JS_WrapId(aCx, &id))
{
if (!JS_WrapObject(aCx, &get) || !JS_WrapObject(aCx, &set)) {
return NS_ERROR_OUT_OF_MEMORY;
}

2
js/jsd/jsd_val.cpp
View File

@ -513,8 +513,6 @@ jsd_GetValueProperty(JSDContext* jsdc, JSDValue* jsdval, JSString* nameStr)
JSAutoCompartment ac(cx, obj);
JS::RootedId id(cx, nameid);
if(!JS_WrapId(cx, &id))
return nullptr;
if(!JS_GetOwnPropertyDescriptorById(cx, obj, id, &desc))
return nullptr;
if(!desc.object())

13
js/src/jsapi.cpp
View File

@ -1069,19 +1069,6 @@ JS_WrapValue(JSContext *cx, MutableHandleValue vp)
return cx->compartment()->wrap(cx, vp);
}
JS_PUBLIC_API(bool)
JS_WrapId(JSContext *cx, JS::MutableHandleId idp)
{
AssertHeapIsIdle(cx);
CHECK_REQUEST(cx);
jsid id = idp.get();
if (JSID_IS_STRING(id))
JS::ExposeGCThingToActiveJS(JSID_TO_STRING(id), JSTRACE_STRING);
else if (JSID_IS_SYMBOL(id))
JS::ExposeGCThingToActiveJS(JSID_TO_STRING(id), JSTRACE_STRING);
return true;
}
/*
* Identity remapping. Not for casual consumers.
*

3
js/src/jsapi.h
View File

@ -1648,9 +1648,6 @@ JS_WrapObject(JSContext *cx, JS::MutableHandleObject objp);
extern JS_PUBLIC_API(bool)
JS_WrapValue(JSContext *cx, JS::MutableHandleValue vp);
extern JS_PUBLIC_API(bool)
JS_WrapId(JSContext *cx, JS::MutableHandleId idp);
extern JS_PUBLIC_API(JSObject *)
JS_TransplantObject(JSContext *cx, JS::HandleObject origobj, JS::HandleObject target);

29
js/src/jscompartment.cpp
View File

@ -460,23 +460,6 @@ JSCompartment::wrap(JSContext *cx, MutableHandleObject obj, HandleObject existin
return putWrapper(cx, CrossCompartmentKey(key), ObjectValue(*obj));
}
bool
JSCompartment::wrapId(JSContext *cx, jsid *idp)
{
MOZ_ASSERT(*idp != JSID_VOID, "JSID_VOID is an out-of-band sentinel value");
if (JSID_IS_INT(*idp))
return true;
RootedValue value(cx, IdToValue(*idp));
if (!wrap(cx, &value))
return false;
RootedId id(cx);
if (!ValueToId<CanGC>(cx, value, &id))
return false;
*idp = id;
return true;
}
bool
JSCompartment::wrap(JSContext *cx, PropertyOp *propp)
{
@ -515,18 +498,6 @@ JSCompartment::wrap(JSContext *cx, MutableHandle<PropertyDescriptor> desc)
return wrap(cx, desc.value());
}
bool
JSCompartment::wrap(JSContext *cx, AutoIdVector &props)
{
jsid *vector = props.begin();
int length = props.length();
for (size_t n = 0; n < size_t(length); ++n) {
if (!wrapId(cx, &vector[n]))
return false;
}
return true;
}
bool
JSCompartment::wrap(JSContext *cx, MutableHandle<PropDesc> desc)
{

2
js/src/jscompartment.h
View File

@ -317,11 +317,9 @@ struct JSCompartment
bool wrap(JSContext *cx, js::HeapPtrString *strp);
bool wrap(JSContext *cx, JS::MutableHandleObject obj,
JS::HandleObject existingArg = js::NullPtr());
bool wrapId(JSContext *cx, jsid *idp);
bool wrap(JSContext *cx, js::PropertyOp *op);
bool wrap(JSContext *cx, js::StrictPropertyOp *op);
bool wrap(JSContext *cx, JS::MutableHandle<js::PropertyDescriptor> desc);
bool wrap(JSContext *cx, js::AutoIdVector &props);
bool wrap(JSContext *cx, JS::MutableHandle<js::PropDesc> desc);
bool putWrapper(JSContext *cx, const js::CrossCompartmentKey& wrapped, const js::Value& wrapper);

6
js/src/jsfriendapi.cpp
View File

@ -264,12 +264,6 @@ JS_WrapPropertyDescriptor(JSContext *cx, JS::MutableHandle<js::PropertyDescripto
return cx->compartment()->wrap(cx, desc);
}
JS_FRIEND_API(bool)
JS_WrapAutoIdVector(JSContext *cx, js::AutoIdVector &props)
{
return cx->compartment()->wrap(cx, props);
}
JS_FRIEND_API(void)
JS_TraceShapeCycleCollectorChildren(JSTracer *trc, void *shape)
{

2
js/src/jsobj.cpp
View File

@ -1847,8 +1847,6 @@ JS_CopyPropertyFrom(JSContext *cx, HandleId id, HandleObject target,
RootedId wrappedId(cx, id);
if (!cx->compartment()->wrap(cx, &desc))
return false;
if (!cx->compartment()->wrapId(cx, wrappedId.address()))
return false;
bool ignored;
return DefineOwnProperty(cx, target, wrappedId, desc, &ignored);

50
js/src/jswrapper.cpp
View File

@ -230,10 +230,9 @@ bool
CrossCompartmentWrapper::getPropertyDescriptor(JSContext *cx, HandleObject wrapper, HandleId id,
MutableHandle<PropertyDescriptor> desc)
{
RootedId idCopy(cx, id);
PIERCE(cx, wrapper,
cx->compartment()->wrapId(cx, idCopy.address()),
Wrapper::getPropertyDescriptor(cx, wrapper, idCopy, desc),
NOTHING,
Wrapper::getPropertyDescriptor(cx, wrapper, id, desc),
cx->compartment()->wrap(cx, desc));
}
@ -241,10 +240,9 @@ bool
CrossCompartmentWrapper::getOwnPropertyDescriptor(JSContext *cx, HandleObject wrapper, HandleId id,
MutableHandle<PropertyDescriptor> desc)
{
RootedId idCopy(cx, id);
PIERCE(cx, wrapper,
cx->compartment()->wrapId(cx, idCopy.address()),
Wrapper::getOwnPropertyDescriptor(cx, wrapper, idCopy, desc),
NOTHING,
Wrapper::getOwnPropertyDescriptor(cx, wrapper, id, desc),
cx->compartment()->wrap(cx, desc));
}
@ -252,11 +250,10 @@ bool
CrossCompartmentWrapper::defineProperty(JSContext *cx, HandleObject wrapper, HandleId id,
MutableHandle<PropertyDescriptor> desc)
{
RootedId idCopy(cx, id);
Rooted<PropertyDescriptor> desc2(cx, desc);
PIERCE(cx, wrapper,
cx->compartment()->wrapId(cx, idCopy.address()) && cx->compartment()->wrap(cx, &desc2),
Wrapper::defineProperty(cx, wrapper, idCopy, &desc2),
cx->compartment()->wrap(cx, &desc2),
Wrapper::defineProperty(cx, wrapper, id, &desc2),
NOTHING);
}
@ -267,16 +264,15 @@ CrossCompartmentWrapper::getOwnPropertyNames(JSContext *cx, HandleObject wrapper
PIERCE(cx, wrapper,
NOTHING,
Wrapper::getOwnPropertyNames(cx, wrapper, props),
cx->compartment()->wrap(cx, props));
NOTHING);
}
bool
CrossCompartmentWrapper::delete_(JSContext *cx, HandleObject wrapper, HandleId id, bool *bp)
{
RootedId idCopy(cx, id);
PIERCE(cx, wrapper,
cx->compartment()->wrapId(cx, idCopy.address()),
Wrapper::delete_(cx, wrapper, idCopy, bp),
NOTHING,
Wrapper::delete_(cx, wrapper, id, bp),
NOTHING);
}
@ -286,26 +282,24 @@ CrossCompartmentWrapper::enumerate(JSContext *cx, HandleObject wrapper, AutoIdVe
PIERCE(cx, wrapper,
NOTHING,
Wrapper::enumerate(cx, wrapper, props),
cx->compartment()->wrap(cx, props));
NOTHING);
}
bool
CrossCompartmentWrapper::has(JSContext *cx, HandleObject wrapper, HandleId id, bool *bp)
{
RootedId idCopy(cx, id);
PIERCE(cx, wrapper,
cx->compartment()->wrapId(cx, idCopy.address()),
Wrapper::has(cx, wrapper, idCopy, bp),
NOTHING,
Wrapper::has(cx, wrapper, id, bp),
NOTHING);
}
bool
CrossCompartmentWrapper::hasOwn(JSContext *cx, HandleObject wrapper, HandleId id, bool *bp)
{
RootedId idCopy(cx, id);
PIERCE(cx, wrapper,
cx->compartment()->wrapId(cx, idCopy.address()),
Wrapper::hasOwn(cx, wrapper, idCopy, bp),
NOTHING,
Wrapper::hasOwn(cx, wrapper, id, bp),
NOTHING);
}
@ -314,16 +308,12 @@ CrossCompartmentWrapper::get(JSContext *cx, HandleObject wrapper, HandleObject r
HandleId id, MutableHandleValue vp)
{
RootedObject receiverCopy(cx, receiver);
RootedId idCopy(cx, id);
{
AutoCompartment call(cx, wrappedObject(wrapper));
if (!cx->compartment()->wrap(cx, &receiverCopy) ||
!cx->compartment()->wrapId(cx, idCopy.address()))
{
if (!cx->compartment()->wrap(cx, &receiverCopy))
return false;
}
if (!Wrapper::get(cx, wrapper, receiverCopy, idCopy, vp))
if (!Wrapper::get(cx, wrapper, receiverCopy, id, vp))
return false;
}
return cx->compartment()->wrap(cx, vp);
@ -334,12 +324,10 @@ CrossCompartmentWrapper::set(JSContext *cx, HandleObject wrapper, HandleObject r
HandleId id, bool strict, MutableHandleValue vp)
{
RootedObject receiverCopy(cx, receiver);
RootedId idCopy(cx, id);
PIERCE(cx, wrapper,
cx->compartment()->wrap(cx, &receiverCopy) &&
cx->compartment()->wrapId(cx, idCopy.address()) &&
cx->compartment()->wrap(cx, vp),
Wrapper::set(cx, wrapper, receiverCopy, idCopy, strict, vp),
Wrapper::set(cx, wrapper, receiverCopy, id, strict, vp),
NOTHING);
}
@ -349,7 +337,7 @@ CrossCompartmentWrapper::keys(JSContext *cx, HandleObject wrapper, AutoIdVector
PIERCE(cx, wrapper,
NOTHING,
Wrapper::keys(cx, wrapper, props),
cx->compartment()->wrap(cx, props));
NOTHING);
}
/*
@ -408,8 +396,6 @@ Reify(JSContext *cx, JSCompartment *origin, MutableHandleValue vp)
if (!ValueToId<CanGC>(cx, v, &id))
return false;
keys.infallibleAppend(id);
if (!origin->wrapId(cx, keys[i].address()))
return false;
}
}

18
js/src/vm/Debugger.cpp
View File

@ -5248,8 +5248,6 @@ DebuggerObject_getOwnPropertyDescriptor(JSContext *cx, unsigned argc, Value *vp)
{
Maybe<AutoCompartment> ac;
ac.construct(cx, obj);
if (!cx->compartment()->wrapId(cx, id.address()))
return false;
ErrorCopier ec(ac, dbg->toJSObject());
if (!GetOwnPropertyDescriptor(cx, obj, id, &desc))
@ -5340,8 +5338,6 @@ DebuggerObject_defineProperty(JSContext *cx, unsigned argc, Value *vp)
{
Maybe<AutoCompartment> ac;
ac.construct(cx, obj);
if (!cx->compartment()->wrapId(cx, id.address()))
return false;
if (!cx->compartment()->wrap(cx, &desc))
return false;
if (!desc.makeObject(cx))
@ -5385,8 +5381,6 @@ DebuggerObject_defineProperties(JSContext *cx, unsigned argc, Value *vp)
Maybe<AutoCompartment> ac;
ac.construct(cx, obj);
for (size_t i = 0; i < n; i++) {
if (!cx->compartment()->wrapId(cx, ids[i].address()))
return false;
if (!cx->compartment()->wrap(cx, descs[i]))
return false;
if (descs[i].descriptorValue().isUndefined() && !descs[i].makeObject(cx))
@ -5419,11 +5413,9 @@ DebuggerObject_deleteProperty(JSContext *cx, unsigned argc, Value *vp)
Maybe<AutoCompartment> ac;
ac.construct(cx, obj);
if (!cx->compartment()->wrapId(cx, id.address()))
return false;
ErrorCopier ec(ac, dbg->toJSObject());
bool succeeded;
ErrorCopier ec(ac, dbg->toJSObject());
if (!JSObject::deleteGeneric(cx, obj, id, &succeeded))
return false;
args.rval().setBoolean(succeeded);
@ -5992,8 +5984,6 @@ DebuggerEnv_names(JSContext *cx, unsigned argc, Value *vp)
for (size_t i = 0, len = keys.length(); i < len; i++) {
id = keys[i];
if (JSID_IS_ATOM(id) && IsIdentifier(JSID_TO_ATOM(id))) {
if (!cx->compartment()->wrapId(cx, id.address()))
return false;
if (!NewbornArrayPush(cx, arr, StringValue(JSID_TO_STRING(id))))
return false;
}
@ -6015,8 +6005,6 @@ DebuggerEnv_find(JSContext *cx, unsigned argc, Value *vp)
{
Maybe<AutoCompartment> ac;
ac.construct(cx, env);
if (!cx->compartment()->wrapId(cx, id.address()))
return false;
/* This can trigger resolve hooks. */
ErrorCopier ec(ac, dbg->toJSObject());
@ -6047,8 +6035,6 @@ DebuggerEnv_getVariable(JSContext *cx, unsigned argc, Value *vp)
{
Maybe<AutoCompartment> ac;
ac.construct(cx, env);
if (!cx->compartment()->wrapId(cx, id.address()))
return false;
/* This can trigger getters. */
ErrorCopier ec(ac, dbg->toJSObject());
@ -6089,7 +6075,7 @@ DebuggerEnv_setVariable(JSContext *cx, unsigned argc, Value *vp)
{
Maybe<AutoCompartment> ac;
ac.construct(cx, env);
if (!cx->compartment()->wrapId(cx, id.address()) || !cx->compartment()->wrap(cx, &v))
if (!cx->compartment()->wrap(cx, &v))
return false;
/* This can trigger setters. */

11
js/xpconnect/wrappers/XrayWrapper.cpp
View File

@ -473,7 +473,7 @@ SilentFailure(JSContext *cx, HandleId id, const char *reason)
bool JSXrayTraits::getOwnPropertyFromTargetIfSafe(JSContext *cx,
HandleObject target,
HandleObject wrapper,
HandleId idArg,
HandleId id,
MutableHandle<JSPropertyDescriptor> outDesc)
{
// Note - This function operates in the target compartment, because it
@ -483,9 +483,6 @@ bool JSXrayTraits::getOwnPropertyFromTargetIfSafe(JSContext *cx,
MOZ_ASSERT(WrapperFactory::IsXrayWrapper(wrapper));
MOZ_ASSERT(outDesc.object() == nullptr);
RootedId id(cx, idArg);
if (!JS_WrapId(cx, &id))
return false;
Rooted<JSPropertyDescriptor> desc(cx);
if (!JS_GetOwnPropertyDescriptorById(cx, target, id, &desc))
return false;
@ -842,7 +839,7 @@ JSXrayTraits::enumerateNames(JSContext *cx, HandleObject wrapper, unsigned flags
props.infallibleAppend(id);
}
}
return JS_WrapAutoIdVector(cx, props);
return true;
} else if (IsTypedArrayKey(key)) {
uint32_t length = JS_GetTypedArrayLength(target);
// TypedArrays enumerate every indexed property in range, but
@ -1729,8 +1726,6 @@ XPCWrappedNativeXrayTraits::enumerateNames(JSContext *cx, HandleObject wrapper,
if (!js::GetPropertyNames(cx, target, flags, &wnProps))
return false;
}
if (!JS_WrapAutoIdVector(cx, wnProps))
return false;
// Go through the properties we got and enumerate all native ones.
if (!props.reserve(wnProps.length()))
@ -2504,8 +2499,6 @@ XrayWrapper<Base, Traits>::enumerate(JSContext *cx, HandleObject wrapper, unsign
if (!js::GetPropertyNames(cx, expando, flags, &props))
return false;
}
if (!JS_WrapAutoIdVector(cx, props))
return false;
return Traits::singleton.enumerateNames(cx, wrapper, flags, props);
}