i.e. revert
commit bb5c7d6a79309236d4f19bb2498f2e850f735a2f
Date: Sun Apr 13 01:42:27 2014 +1000
fdo#38844 Reduce XOR clipping for gradients
Removed XOR clipping version of ClipAndDrawGradientMetafile. Because it
has been removed, the other version isn't really needed in it's own
function so I've moved it back into DrawGradient.
Change-Id: Ib1519a019061c8c71183db63e5c11681bcad4cc4
Change-Id: Iff1cb48cb8fa6d29937cf228a57aea9e8072110c