Zoom menu is too small to read when using QML observer at Simulator.

Steps:
1. In Creator go to 'File'->'New File or Project'
2. Create 'Qt Quick Application (Symbian Components) with default settings.
3. Debug it target on Simulator.
4. When QML observer active, click "zoom"
5. Right click the text in simulator,there will be a menu pop-up

Excepted result:
The texture in the menu should have a suitable size for user to read.

Actually result:.
the item in that menu is too small to read