Bug 15604 Promote Fill arguments on method completion to a real preference
It is still in work in progress but it has become an established feature by now. Promote the preference to the code assist preference page.
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaEditorPreferencePage.java
}
	
	/*
	 * @see PreferencePage#performOk()
	 */
	public boolean performOk() {
		fFontEditor.store();
		fOverlayStore.propagate();
		JavaPlugin.getDefault().savePluginPreferences();
		return true;
	}
	
	/*
	 * @see PreferencePage#performDefaults()
	 */
	protected void performDefaults() {
		
		fFontEditor.loadDefault();
		
		fOverlayStore.loadDefaults();
		initializeFields();
		handleSyntaxColorListSelection();
		handleAppearanceColorListSelection();
		super.performDefaults();
		
		fPreviewViewer.invalidateTextPresentation();
	}
	
	/*
	 * @see DialogPage#dispose()