+(defun notmuch-read-tag-changes (current-tags &optional prompt initial-input)
+ "Prompt for tag changes in the minibuffer.
+
+CURRENT-TAGS is a list of tags that are present on the message or
+messages to be changed. These are offered as tag removal
+completions. CURRENT-TAGS may contain duplicates. PROMPT, if
+non-nil, is the query string to present in the minibuffer. It
+defaults to \"Tags\". INITIAL-INPUT, if non-nil, will be the
+initial input in the minibuffer."
+