(xim_initialize): Save pointer to callback function data.
(xim_close_dpy): Free callback function data. Call XCloseIM,
reverting 2008-11-04 change by David Smith.
(x_term_init): Don't initialize the image cache here; it will be
done in init_frame_faces. Remove ancient "null_pixel" cruft.
(x_delete_display): Free x_dnd_atoms member.
x_underline_minimum_display_offset.
(syms_of_xdisp): Declare it here rather than in xterm.c.
* dispextern.h (underline_minimum_offset): Declare it.
* w32term.c (x_draw_glyph_string): Use it.
* xterm.c (x_underline_minimum_display_offset): Move to xdisp.c.
(syms_of_xterm): Don't declare it any more.
(x_draw_glyph_string): Adjust to the new name.
* cus-start.el (underline-minimum-offset) Rename from
x-underline-minimum-display-offset.
conditionals. Don't check enable_font_backend. Delete all codes
used only when USE_FONT_BACKEND is not defined. Don't include
ccl.h.
(x_per_char_metric, x_encode_char): Deleted.
(x_set_cursor_gc, x_set_mouse_face_gc): Don't set GCFont.
(x_compute_glyph_string_overhangs): Adjusted for the change of
`struct face'
(x_draw_glyph_string_foreground)
(x_draw_composite_glyph_string_foreground): Likewise.
(x_draw_glyph_string): Likewise. Use font->underline_position and
font->underline_thickness.
(x_new_font): Renamed from x_new_fontset2.
(x_new_fontset, x_get_font_info, x_list_fonts): Deleted.
(x_check_font): Call `check' method of a font driver.
(x_font_min_bounds, x_compute_min_glyph_bounds, x_load_font)
(x_query_font, x_get_font_repertory): Deleted.
(x_find_ccl_program): Renamed and moved to xfont.c.
(x_redisplay_interface): Adjusted for the change of `struct
redisplay_interface'.
(timer_check): Run it.
(syms_of_keyboard): Initialize it.
* terminal.c (Qrun_hook_with_args, Qdelete_terminal_functions)
(Vdelete_terminal_functions): New vars.
(syms_of_terminal): Initialize them.
(Fdelete_terminal): Run delete-terminal-functions.
* xdisp.c (safe_eval): Rewrite.
(safe_call2): New fun.
* frame.c (Qdelete_frame_functions): New var.
(syms_of_frame): Initialize it.
(Fdelete_frame): Use it and use safe_call2 and pending_funcalls.
* lisp.h (safe_call2, pending_funcalls): Declare.
* termhooks.h (P_): Remove redundant def.
(struct terminal): New field `image_cache'.
* frame.h (FRAME_IMAGE_CACHE): New macro. Use it everywhere in place
of FRAME_X_IMAGE_CACHE.
* xterm.h (struct x_display_info): Remove image_cache field.
(FRAME_X_IMAGE_CACHE): Remove. Use FRAME_IMAGE_CACHE instead.
* w32term.h (struct w32_display_info): Remove image_cache field.
(FRAME_X_IMAGE_CACHE): Remove. Use FRAME_IMAGE_CACHE instead.
* macterm.h (struct mac_display_info): Remove image_cache field.
(FRAME_X_IMAGE_CACHE): Remove. Use FRAME_IMAGE_CACHE instead.
* xterm.c (x_term_init):
* w32term.c (w32_term_init):
* macterm.c (mac_term_init): Set the image_cache in the terminal.
* dispextern.h (clear_image_cache, forall_images_in_image_cache):
Remove declarations.
(clear_image_caches, mark_image_cache): New declarations.
* xfaces.c (clear_face_cache):
* xdisp.c (redisplay_internal): Use clear_image_caches.
* image.c (clear_image_cache): Don't check that a frame is on
a window-system before checking if it shares the same cache.
(clear_image_caches): New function.
(Fclear_image_cache): Use it.
(mark_image): Move from allo.c.
(mark_image_cache): Move from alloc.c and forall_images_in_image_cache.
* alloc.c (mark_image, mark_image_cache): Move to image.c.
(mark_object): Don't call mark_image_cache for frames.
(mark_terminals): Call mark_image_cache.
(syms_of_frame): Initialize it.
(Fdelete_frame): Use it to distinguish a mere `force' passed from
someharmles Elisp code, from a strong `force' from x_connection_closed.
* frame.h (Qnoelisp): Declare.
* xterm.c (x_connection_closed): Pass `noelisp'.
(handle_one_xevent): Ditto.
(handle_one_xevent): If embedded and we get a button press/release,
request focus.
(xembed_set_info, xembed_send_message): New functions.
(x_make_frame_visible): Call xembed_set_info if embedded.
(x_make_frame_invisible): Call xembed_set_info if embedded.
(x_term_init): Initialize Xatom_XEMBED.
(x_make_frame_visible): Check for FRAME_X_EMBEDDED_P also.
(x_iconify_frame): Ditto.
