QmlProfiler: Fix compiler warning

Change-Id: Ice5ddc38e2b47ca067c761dc80716742469dddbd
Reviewed-on: http://codereview.qt.nokia.com/2325
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: Christiaan Janssen <christiaan.janssen@nokia.com>

src/plugins/qmlprofiler/qmlprofilertraceclient.h

@@ -55,6 +55,9 @@ class QmlProfilerTraceClient : public QmlJsDebugClient::QDeclarativeDebugClient
     Q_OBJECT
     Q_PROPERTY(bool recording READ isRecording WRITE setRecording NOTIFY recordingChanged)
 
+    // don't hide by signal
+    using QObject::event;
+
 public:
     QmlProfilerTraceClient(QmlJsDebugClient::QDeclarativeDebugConnection *client);