Bug 8107 bracket hightlighting: can't change color
the color changing option in the preference page seems to be always disabled
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaEditorPreferencePage.java
}
	
	/*
	 * @see PreferencePage#performOk()
	 */
	public boolean performOk() {
		fFontEditor.store();
		fOverlayStore.propagate();
		return true;
	}
	
	/*
	 * @see PreferencePage#performDefaults()
	 */
	protected void performDefaults() {
		
		fFontEditor.loadDefault();
		
		fOverlayStore.loadDefaults();
		initializeFields();
		handleListSelection();
		
		super.performDefaults();
		
		fPreviewViewer.invalidateTextPresentation();
	}
	
	/*
	 * @see DialogPage#dispose()
	 */