@Override
	protected void decompilerActionPerformed(DecompilerActionContext context) {
		ClangToken tokenAtCursor = context.getTokenAtCursor();
		if (tokenAtCursor instanceof ClangOpToken) {
			markOp(tokenAtCursor);
		}
		else {
			mark(tokenAtCursor);
		}
	}
Designate an item in the decompiler window as a sink. This can only be done if you are
on a HighSymbol
Ghidra/Features/DecompilerDependent/src/main/java/ghidra/app/plugin/core/decompiler/taint/actions/TaintSinkAction.java