Bug 42109 Go to Previous target not acting like Go to Next target
Go to Previous target is searching through unselected targets such as warnings. The behavior is dissimilar from Go to Next target whose action is reflecting the selection of the drop down to configure targets. The checkmarks for the two are the same, but the behavior differs.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/JavaEditor.java
}
	
	/**
	 * Disables browser like links.
	 */
	private void disableBrowserLikeLinks() {
		if (fMouseListener != null) {
			fMouseListener.uninstall();
			fMouseListener= null;
		}
	}
	
	/**
	 * Handles a property change event describing a change
	 * of the java core's preferences and updates the preference
	 * related editor properties.
	 * 
	 * @param event the property change event
	 */
	protected void handlePreferencePropertyChanged(org.eclipse.core.runtime.Preferences.PropertyChangeEvent event) {
		if (COMPILER_TASK_TAGS.equals(event.getProperty())) {
			ISourceViewer sourceViewer= getSourceViewer();
			if (sourceViewer != null && affectsTextPresentation(new PropertyChangeEvent(event.getSource(), event.getProperty(), event.getOldValue(), event.getNewValue())))
				sourceViewer.invalidateTextPresentation();
		}
	}
	/**
	 * Returns a segmentation of the line of the given viewer's input document appropriate for
	 * bidi rendering. The default implementation returns only the string literals of a java code
	 * line as segments.