+2019-06-25  Tom Tromey  <tom@tromey.com>
+
+       * tui/tui-layout.c (tui_set_layout): Update.
+       * tui/tui-data.h (struct tui_layout_def) <split>: Remove.
+       * tui/tui-data.c (layout_def): Update.
+
 2019-06-25  Tom Tromey  <tom@tromey.com>
 
        * tui/tui-wingeneral.c (tui_refresh_all): Update.
 
 static struct tui_win_info *win_with_focus = NULL;
 static struct tui_layout_def layout_def = {
   SRC_WIN,                     /* DISPLAY_MODE */
-  FALSE};                      /* SPLIT */
+};
 
 static int win_resized = FALSE;
 
 
                case SRC_COMMAND:
                  tui_set_win_focus_to (TUI_SRC_WIN);
                  layout_def->display_mode = SRC_WIN;
-                 layout_def->split = FALSE;
                  break;
                case DISASSEM_COMMAND:
                  /* The previous layout was not showing code.
                  tui_get_begin_asm_address (&gdbarch, &addr);
                  tui_set_win_focus_to (TUI_DISASM_WIN);
                  layout_def->display_mode = DISASSEM_WIN;
-                 layout_def->split = FALSE;
                  break;
                case SRC_DISASSEM_COMMAND:
                  /* The previous layout was not showing code.
                    tui_set_win_focus_to (TUI_SRC_WIN);
                  else
                    tui_set_win_focus_to (TUI_DISASM_WIN);
-                 layout_def->split = TRUE;
                  break;
                case SRC_DATA_COMMAND:
                  if (win_with_focus != TUI_DATA_WIN)
                  else
                    tui_set_win_focus_to (TUI_DATA_WIN);
                  layout_def->display_mode = SRC_WIN;
-                 layout_def->split = FALSE;
                  break;
                case DISASSEM_DATA_COMMAND:
                  /* The previous layout was not showing code.
                  else
                    tui_set_win_focus_to (TUI_DATA_WIN);
                  layout_def->display_mode = DISASSEM_WIN;
-                 layout_def->split = FALSE;
                  break;
                default:
                  break;