Separate the stack used for GC from the regular JS stack

This is required to be able to implement concurrent or
incremental garbage collection.

Change-Id: Ib3c5eee3779ca2ee08a57cd3961dbcb0537bbb54
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

1 files changed, 3 insertions, 3 deletions

diff --git a/src/quick/items/context2d/qquickcontext2d.cpp b/src/quick/items/context2d/qquickcontext2d.cpp
index db9b1acbdf..a32b065318 100644
--- a/src/quick/items/context2d/qquickcontext2d.cpp
+++ b/src/quick/items/context2d/qquickcontext2d.cpp
@@ -927,9 +927,9 @@ struct QQuickJSContext2DImageData : public QV4::Object
     static void method_get_height(const QV4::BuiltinFunction *, QV4::Scope &scope, QV4::CallData *callData);
     static void method_get_data(const QV4::BuiltinFunction *, QV4::Scope &scope, QV4::CallData *callData);
 
-    static void markObjects(QV4::Heap::Base *that, QV4::ExecutionEngine *engine) {
-        static_cast<QQuickJSContext2DImageData::Data *>(that)->pixelData.mark(engine);
-        QV4::Object::markObjects(that, engine);
+    static void markObjects(QV4::Heap::Base *that, QV4::MarkStack *markStack) {
+        static_cast<QQuickJSContext2DImageData::Data *>(that)->pixelData.mark(markStack);
+        QV4::Object::markObjects(that, markStack);
     }
 };