* gtk/gtkfilechooserbutton.c (struct _GtkFileChooserButtonPrivate)
(button_toggled_cb) (dialog_response_cb) (button_notify_active_cb)
(gtk_file_chooser_button_init) (button_clicked_cb)
(gtk_file_chooser_button_show): Use a GtkButton instead of a
GtkToggleButton.
(struct _GtkFileChooserButtonPrivate)
(gtk_file_chooser_button_destroy) (gtk_file_chooser_button_style_set)
(gtk_file_chooser_button_screen_changed): Don't bother with the
(remove_settings_signal) (settings_notify_cb) (check_icon_theme):
Don't use GtkSettings at all, just call change_icon_theme() directly.
(struct _GtkFileChooserButtonPrivate)
(gtk_file_chooser_button_init)
(gtk_file_chooser_button_drag_data_received)
(gtk_file_chooser_button_mnemonic_activate)
(gtk_file_chooser_button_set_width_chars)
(gtk_file_chooser_button_get_width_chars)
(entry_changed_cb) (update_idler) (update_entry) (update_dialog)
(dialog_selection_changed_cb) (dialog_response_cb)
(entry_size_allocate_cb): Remove all references to the now-defunct
entry, store the old path (to support "Cancel") in an instance member.
(update_label_and_image) (update_label) (update_image)
(gtk_file_chooser_button_init) (dialog_response_cb)
(dialog_selection_changed_cb): Merge label/image updates, only display
the filename (not the whole path, fixes #157725).
(struct _GtkFileChooserButtonPrivate)
(dialog_selection_changed_cb)
(dialog_selection_changed_proxy_cb): Merge "selection-changed"
handlers, block while dialog is visible (fixes #158482).