Bug 40788 [plan item] Configurable Next/Previous actions
Toolbar drop down, or editor specific control. Needs to be coordinated with Platform UI.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
}
			
			if (fLineNumberRulerColumn != null
				&&	(LINE_NUMBER_COLOR.equals(property)
					||	PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT.equals(property)
					||	PREFERENCE_COLOR_BACKGROUND.equals(property))) {
					
				initializeLineNumberRulerColumn(fLineNumberRulerColumn);
			}
			
			if (PreferenceConstants.QUICK_DIFF_CHANGED_COLOR.equals(property)
				||	PreferenceConstants.QUICK_DIFF_ADDED_COLOR.equals(property)
				||	PreferenceConstants.QUICK_DIFF_DELETED_COLOR.equals(property)) {
					
				if (fLineNumberRulerColumn instanceof IChangeRulerColumn)
					initializeChangeRulerColumn((IChangeRulerColumn) fLineNumberRulerColumn);
				else if (fChangeRulerColumn != null)
					initializeChangeRulerColumn(fChangeRulerColumn);
			}
			
			if (isJavaEditorHoverProperty(property))
				updateHoverBehavior();
			
			if (BROWSER_LIKE_LINKS.equals(property)) {
				if (isBrowserLikeLinks())
					enableBrowserLikeLinks();
				else
					disableBrowserLikeLinks();
				return;
			}