[REG: 2.8->3.2] QML Profiler doesn't track Qt4's Compiling and Creating events from Loader element correctly

QML Profiler in Qt Creator 3.2 and 3.3 beta doesn't track Qt4's Compiling and Creating events correctly.

Use the attached sample project to reproduce the issue.
There are also qtd files from the profiling.

• Qt Creator 2.8.1
  QML Profiler tracks Compiling and Creating events for both of qml files.

• Qt Creator 3.2.2 and Qt Creator 3.3 beta
  Compiling event for ButtonLabel.qml is recognized as Compiling event for quick1samples.qml.
  Creating event for quick1samples.qml is recognized as Creating event for ButtonLabel.qml.