Remove unused parameter

Since 320e4b9 the "smart line
indentation" explicitly doesn't restore cursor position, and doesn't
make use of the position parameter, which no caller really use anyway.
Remove it altogether to avoid confusion.

src/editor.c

@@ -3931,7 +3931,7 @@ static void smart_line_indentation(GeanyEditor *editor, gint first_line, gint la
 
 
 /* simple indentation to indent the current line with the same indent as the previous one */
-void editor_smart_line_indentation(GeanyEditor *editor, gint pos)
+void editor_smart_line_indentation(GeanyEditor *editor)
 {
 	gint first_line, last_line;
 	gint first_sel_start, first_sel_end;
@@ -3949,9 +3949,6 @@ void editor_smart_line_indentation(GeanyEditor *editor, gint pos)
 	last_line = sci_get_line_from_position(sci, first_sel_end - editor_get_eol_char_len(editor));
 	last_line = MAX(first_line, last_line);
 
-	if (pos == -1)
-		pos = first_sel_start;
-
 	sci_start_undo_action(sci);
 
 	smart_line_indentation(editor, first_line, last_line);

src/editor.h

@@ -258,7 +258,7 @@ void editor_insert_alternative_whitespace(GeanyEditor *editor);
 
 void editor_indent(GeanyEditor *editor, gboolean increase);
 
-void editor_smart_line_indentation(GeanyEditor *editor, gint pos);
+void editor_smart_line_indentation(GeanyEditor *editor);
 
 void editor_indentation_by_one_space(GeanyEditor *editor, gint pos, gboolean decrease);
 

src/keybindings.c

@@ -2489,7 +2489,7 @@ static gboolean cb_func_format_action(guint key_id)
 			editor_indentation_by_one_space(doc->editor, -1, TRUE);
 			break;
 		case GEANY_KEYS_FORMAT_AUTOINDENT:
-			editor_smart_line_indentation(doc->editor, -1);
+			editor_smart_line_indentation(doc->editor);
 			break;
 		case GEANY_KEYS_FORMAT_TOGGLECASE:
 			on_toggle_case1_activate(NULL, NULL);