(CG_SET_FILL_COLOR_MAYBE_WITH_CGCOLOR)

(CG_SET_FILL_COLOR_MAYBE_WITH_CGCOLOR)
(CG_SET_FILL_COLOR_WITH_GC_FOREGROUND)
(CG_SET_FILL_COLOR_WITH_GC_BACKGROUND)
(CG_SET_STROKE_COLOR_MAYBE_WITH_CGCOLOR)
(CG_SET_STROKE_COLOR_WITH_GC_FOREGROUND): New macros.
(mac_cg_color_space_rgb) [USE_CG_DRAWING]: New variable.
(mac_cg_color_black) [USE_CG_DRAWING
&& MAC_OS_X_VERSION_MAX_ALLOWED >= 1030]: New variable.
(init_cg_color) [USE_CG_DRAWING]: New function.
(mac_draw_line, mac_draw_rectangle) [USE_CG_DRAWING]: Use
CG_SET_STROKE_COLOR_WITH_GC_FOREGROUND instead of CG_SET_STROKE_COLOR.
(mac_erase_rectangle, mac_clear_window, mac_draw_cg_image)
(mac_fill_rectangle, mac_draw_image_string_cg) [USE_CG_DRAWING]:
Use CG_SET_FILL_COLOR_WITH_GC_FOREGROUND or
CG_SET_FILL_COLOR_WITH_GC_BACKGROUND instead of CG_SET_FILL_COLOR.
(mac_draw_string_common) [MAC_OSX && USE_ATSUI]: Likewise.
(XCreateGC, XFreeGC, XSetForeground, XSetBackground) [USE_CG_DRAWING
&& MAC_OS_X_VERSION_MAX_ALLOWED >= 1030]: Use gc->cg_fore_color	and/or
gc->cg_back_color.
(install_drag_handler, remove_drag_handler): Make extern.
(install_menu_target_item_handler): Add extern.
(install_window_handler): Call install_menu_target_item_handler.
[MAC_OS8] (main): Use MAC_EMACS_CREATOR_CODE instead of 'EMAx'.
(mac_initialize) [USE_CG_DRAWING]: Call init_cg_color.