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Bug 1020034. r=bz

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--HG--
extra : rebase_source : a38cdad564a8499b28f2f83dd1ad63f762419383
This commit is contained in:
Jeff Walden 2014-06-03 18:47:59 -07:00
parent 8375a2963c
commit 5a1738144d
1 changed files with 19 additions and 20 deletions
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39
dom/bindings/TypedArray.h
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@ -24,23 +24,31 @@ namespace dom {
*/
struct TypedArrayObjectStorage : AllTypedArraysBase {
protected:
JSObject* mObj;
JSObject* mTypedObj;
JSObject* mWrappedObj;
TypedArrayObjectStorage() : mObj(nullptr)
TypedArrayObjectStorage()
: mTypedObj(nullptr),
mWrappedObj(nullptr)
{
}
explicit TypedArrayObjectStorage(TypedArrayObjectStorage&& aOther)
: mObj(aOther.mObj)
: mTypedObj(aOther.mTypedObj),
mWrappedObj(aOther.mWrappedObj)
{
aOther.mObj = nullptr;
aOther.mTypedObj = nullptr;
aOther.mWrappedObj = nullptr;
}
public:
inline void TraceSelf(JSTracer* trc)
{
if (mObj) {
JS_CallObjectTracer(trc, &mObj, "TypedArray.mObj");
if (mTypedObj) {
JS_CallObjectTracer(trc, &mTypedObj, "TypedArray.mTypedObj");
}
if (mWrappedObj) {
JS_CallObjectTracer(trc, &mTypedObj, "TypedArray.mWrappedObj");
}
}
@ -87,12 +95,12 @@ public:
inline bool Init(JSObject* obj)
{
MOZ_ASSERT(!inited());
mObj = UnwrapArray(obj);
mTypedObj = mWrappedObj = UnwrapArray(obj);
return inited();
}
inline bool inited() const {
return !!mObj;
return !!mTypedObj;
}
inline T *Data() const {
@ -107,32 +115,23 @@ public:
inline JSObject *Obj() const {
MOZ_ASSERT(inited());
return mObj;
return mWrappedObj;
}
inline bool WrapIntoNewCompartment(JSContext* cx)
{
return JS_WrapObject(cx,
JS::MutableHandle<JSObject*>::fromMarkedLocation(&mObj));
JS::MutableHandle<JSObject*>::fromMarkedLocation(&mWrappedObj));
}
inline void ComputeLengthAndData() const
{
MOZ_ASSERT(inited());
MOZ_ASSERT(!mComputed);
GetLengthAndData(mObj, &mLength, &mData);
GetLengthAndData(mTypedObj, &mLength, &mData);
mComputed = true;
}
protected:
inline void ComputeData() const {
MOZ_ASSERT(inited());
if (!mComputed) {
GetLengthAndData(mObj, &mLength, &mData);
mComputed = true;
}
}
private:
TypedArray_base(const TypedArray_base&) MOZ_DELETE;
};