With it all canvas can be handled on the same way.
avmedia/source/win/window.cxx: always comes a HWND
Change-Id: Id6b8e6d52b8a136143f724daf8feff5c85cf5804
2008/04/21 07:29:29 thb 1.2.2.5: RESYNC: (1.2-1.3); FILE MERGED
2008/02/08 00:26:39 thb 1.2.2.4: #81092# Finishing cooperative canvas output stuff
2008/01/25 14:27:08 thb 1.2.2.3: Intermediate dump
2008/01/22 00:25:23 thb 1.2.2.2: #i81092# Making gdiplus and dx canvas more independent
2007/12/20 22:18:57 thb 1.2.2.1: #i81092# #i78888# #i78925# #i79258# #i79437# #i84784# Large canvas rework, completing various areas such as color spaces, bitmap data access, true sprite and non-sprite implementations, and upstreaming the canvas parts of rodos emf+ rendering