HandlePaint 200 ui/views/widget/desktop_aura/desktop_window_tree_host_win.h virtual void HandlePaint(gfx::Canvas* canvas) OVERRIDE; HandlePaint 1863 ui/views/win/hwnd_message_handler.cc delegate_->HandlePaint(&canvas); HandlePaint 1908 ui/views/win/hwnd_message_handler.cc delegate_->HandlePaint(NULL); HandlePaint 207 ui/views/win/hwnd_message_handler_delegate.h virtual void HandlePaint(gfx::Canvas* canvas) = 0;