[PATCH 6/8] win32u: Move class management implementation from user32.

[Jacek Caban]

Signed-off-by: Jacek Caban 
---
  dlls/user32/class.c          | 280 +++++------------------------------
  dlls/user32/controls.h       |   7 -
  dlls/user32/painting.c       |   2 +-
  dlls/user32/user_main.c      |   2 +
  dlls/user32/user_private.h   |   2 +-
  dlls/win32u/class.c          | 251 ++++++++++++++++++++++++++++++-
  dlls/win32u/gdiobj.c         |   3 +
  dlls/win32u/ntuser_private.h |  11 ++
  dlls/win32u/win32u.spec      |   6 +-
  dlls/win32u/win32u_private.h |   8 +
  dlls/win32u/wrappers.c       |  22 +++
  include/ntuser.h             |   7 +
  12 files changed, 341 insertions(+), 260 deletions(-)