@Override
	public void setSynchronizedScrolling(boolean synchronize) {
		listingsLocked = synchronize;
		updateCoordinator();
	}
Gets a marker margin or overview margin context object if the mouse event occurred on one of
the GUI components for the indicated listing panel's marker margin (left edge of listing) or
overview margin (right edge of listing).

@param panel The listing panel to check
@param event the mouse event
@return a marker margin context object if the event was on a margin.
Ghidra/Features/Base/src/main/java/ghidra/features/base/codecompare/listing/ListingCodeComparisonPanel.java