drools-eclipse/org.drools.eclipse/src/main/java/org/drools/eclipse/DroolsEclipsePlugin.java
public FormColors getRuleBuilderFormColors(Display display) {
        if ( ruleBuilderFormColors == null ) {
            ruleBuilderFormColors = new FormColors( display );
            ruleBuilderFormColors.markShared();
        }
        return ruleBuilderFormColors;
    }
public FormColors getRuleBuilderFormColors(Display display) {
        if ( ruleBuilderFormColors == null ) {
            ruleBuilderFormColors = new FormColors( display );
            ruleBuilderFormColors.markShared();
        }
        return ruleBuilderFormColors;
    }
Form Colors, default colors for now.

@param display
@return