protected void updatedDescription() {
		if (!descriptionTextField.isShowing()) {
			return;
		}

		if (descriptionTextField.getTextEntryStatus() != CHANGED) {
			return;
		}

		setStatus("");

		String newValue = this.descriptionTextField.getText().trim();
		if (!newValue.equals(model.getDescription())) {
			model.setDescription(newValue);
			setDescription(newValue);
		}
	}
Gets called when the user updates the description.
Ghidra/Features/Base/src/main/java/ghidra/app/plugin/core/compositeeditor/CompEditorPanel.java