Bug 66282 Remove reference to getDefaultSettings and convert UI to Java conventions being the default
org.eclipse.jdt.ui/ui/org/eclipse/jdt/ui/PreferenceConstants.java
import org.eclipse.jdt.core.JavaCore;
import org.eclipse.jdt.ui.text.IJavaColorConstants;
import org.eclipse.jdt.internal.ui.JavaPlugin;
import org.eclipse.jdt.internal.ui.javaeditor.SemanticHighlightings;
import org.eclipse.jdt.internal.ui.preferences.NewJavaProjectPreferencePage;
import org.eclipse.jdt.internal.ui.preferences.formatter.ProfileManager;
import org.eclipse.jdt.internal.ui.text.spelling.SpellCheckEngine;
import org.eclipse.jdt.internal.ui.text.spelling.engine.ISpellCheckPreferenceKeys;
/**
 * Preference constants used in the JDT-UI preference store. Clients should only read the
 * JDT-UI preference store using these values. Clients are not allowed to modify the 
 * preference store programmatically.
 * 
 * @since 2.0
  */
public class PreferenceConstants {
	private PreferenceConstants() {
	}
	
	/**
	 * A named preference that controls return type rendering of methods in the UI.
	 * <p>
	 * Value is of type <code>Boolean</code>: if <code>true</code> return types
	 * are rendered
	 * </p>
	 */
	public static final String APPEARANCE_METHOD_RETURNTYPE= "org.eclipse.jdt.ui.methodreturntype";
	/**
	 * A named preference that controls if override indicators are rendered in the UI.
	 * <p>