1 files changed, 3 insertions, 6 deletions
diff --git a/src/declarative/qml/qdeclarativeengine.cpp b/src/declarative/qml/qdeclarativeengine.cpp
index 93d2fa9491..5de1e573e6 100644
--- a/src/declarative/qml/qdeclarativeengine.cpp
+++ b/src/declarative/qml/qdeclarativeengine.cpp
@@ -451,9 +451,9 @@ void QDeclarativeEnginePrivate::init()
         QDeclarativeEngineDebugService::isDebuggingEnabled()) {
         isDebugging = true;
         QDeclarativeEngineDebugService::instance()->addEngine(q);
-        QV8DebugService::instance()->addEngine(q);
-        QV8ProfilerService::instance()->addEngine(q);
-        QDeclarativeDebugTrace::addEngine(q);
+        QV8DebugService::initialize();
+        QV8ProfilerService::initialize();
+        QDeclarativeDebugTrace::initialize();
     }
 }
 
@@ -518,9 +518,6 @@ QDeclarativeEngine::~QDeclarativeEngine()
     Q_D(QDeclarativeEngine);
     if (d->isDebugging) {
         QDeclarativeEngineDebugService::instance()->remEngine(this);
-        QV8DebugService::instance()->removeEngine(this);
-        QV8ProfilerService::instance()->removeEngine(this);
-        QDeclarativeDebugTrace::removeEngine(this);
     }
 
     // if we are the parent of any of the qobject module api instances,