VCL: MenuFloatingWindow::InitMenuClipRegion should be private
VCL: MenuFloatingWindow::InitMenuClipRegion should be private

Change-Id: I8eace414ba07c188e435aa693331a60cf2aec246

JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core,JurassicWordExcel/core