public void setUseCustomizeStorage(boolean b) {
		if (b == canUseCustomStorage()) {
			return;
		}
		functionData.setUseCustomStorage(b);
		isSignatureTransformed = !functionData.getFunctionSignatureText()
				.equals(originalFunctionData.getFunctionSignatureText());
		notifyDataChanged();
	}
Change custom storage enablement
@param b enablement state
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/function/editor/FunctionEditorModel.java