public void addSearch(ByteMatcher matcher) {
		removeSimilarMatchers(matcher);
		history.addFirst(matcher);
		truncateHistoryAsNeeded();
	}
Class for managing memory search history. It maintains a list of previously used ByteMatchers to
do memory searching. Each ByteMatcher records the input search text and the search settings used
to create it.
Ghidra/Features/Base/src/main/java/ghidra/features/base/memsearch/gui/SearchHistory.java