I have split outdev2.cxx into the following files:

+ alpha.cxx
+ bezier.cxx
+ bitmap.cxx
+ blend.cxx
+ gradient.cxx
+ hatch.cxx
+ pixel.cxx
+ polygon.cxx
+ line.cxx
+ polyline.cxx
+ rect.cxx
+ transparent.cxx

I have also moved all the DrawDev functions into outdev.cxx

Change-Id: Ica7057250526cd1ed680e5ec173c73265a586ea3