void installNewLines(DiffLines newLines) {
		if (input != newLines.input) {
			throw new AssertException(
				"Can only install new diff lines from a clone of the original");
		}

		clear();
		addAll(newLines);
	}
Replace the content of this diff with the given content
Ghidra/Features/Base/src/main/java/ghidra/app/util/html/diff/DiffLines.java