зеркало из https://github.com/mozilla/gecko-dev.git
Bug 979481 - Make the SafeJSContext default to a null compartment, and have AutoSafeJSContext enter the compartment instead. r=bz
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e34410d942
Коммит
11a6d2cdb6
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@ -412,6 +412,8 @@ js::AssertSameCompartment(JSObject *objA, JSObject *objB)
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JS_FRIEND_API(JSObject *)
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js::DefaultObjectForContextOrNull(JSContext *cx)
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{
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if (cx->options().noDefaultCompartmentObject())
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return nullptr;
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return cx->maybeDefaultCompartmentObject();
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}
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@ -175,6 +175,7 @@ XPCJSContextStack::InitSafeJSContext()
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if (!mSafeJSContext)
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MOZ_CRASH();
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JSAutoRequest req(mSafeJSContext);
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ContextOptionsRef(mSafeJSContext).setNoDefaultCompartmentObject(true);
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JS_SetErrorReporter(mSafeJSContext, xpc::SystemErrorReporter);
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@ -187,10 +188,6 @@ XPCJSContextStack::InitSafeJSContext()
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MOZ_CRASH();
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JS_AddNamedObjectRoot(mSafeJSContext, &mSafeJSContextGlobal, "SafeJSContext global");
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// Make sure the context is associated with a proper compartment
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// and not the default compartment.
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js::SetDefaultObjectForContext(mSafeJSContext, mSafeJSContextGlobal);
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// Note: make sure to set the private before calling
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// InitClasses
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nsRefPtr<SandboxPrivate> sp = new SandboxPrivate(principal, mSafeJSContextGlobal);
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@ -228,6 +228,7 @@ ThreadsafeAutoJSContext::operator JSContext*() const
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AutoSafeJSContext::AutoSafeJSContext(MOZ_GUARD_OBJECT_NOTIFIER_ONLY_PARAM_IN_IMPL)
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: AutoJSContext(true MOZ_GUARD_OBJECT_NOTIFIER_PARAM_TO_PARENT)
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, mAc(mCx, XPCJSRuntime::Get()->GetJSContextStack()->GetSafeJSContextGlobal())
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{
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}
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@ -100,7 +100,6 @@ public:
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protected:
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AutoJSContext(bool aSafe MOZ_GUARD_OBJECT_NOTIFIER_PARAM);
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private:
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// We need this Init() method because we can't use delegating constructor for
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// the moment. It is a C++11 feature and we do not require C++11 to be
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// supported to be able to compile Gecko.
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@ -134,6 +133,8 @@ private:
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class MOZ_STACK_CLASS AutoSafeJSContext : public AutoJSContext {
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public:
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AutoSafeJSContext(MOZ_GUARD_OBJECT_NOTIFIER_ONLY_PARAM);
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private:
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JSAutoCompartment mAc;
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};
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/**
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