Prescale image with Bitmap::Scale to improve quality.
Prescale image with Bitmap::Scale to improve quality.

In OutputDevice, when sending the Bitmap to native renderer, use
Bitmap::Scale operation to improve quality when doing sub-sampling.
With this Bitmaps in certain Widgets will look a lot better.

Cleanup and translate comments, and move sal_Bool to bool in outdev2.cxx

Change-Id: Ice28537414e10b9e6b403df35c6104ffc7db7785

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