Bug 139986 [CommonNavigator] Convert catch(Error/Throwable) to SafeRunner
In several places the CN framework uses catch(Error/Throwable) to ensure that code does not bring the framework down. Change these to use SafeRunner.
bundles/org.eclipse.ui.navigator/src/org/eclipse/ui/internal/navigator/extensions/SafeDelegateTreeContentProvider.java
}
	/**
	 * 
	 */
	public void dispose() {
		SafeRunner.run(new ISafeRunnable() {
			public void handleException(Throwable exception) { 
				String msg = exception.getMessage() != null ? exception.getMessage() : exception.toString() ;
				NavigatorPlugin.logError(0, msg, exception);
				
			}
			public void run() throws Exception {
				contentProvider.dispose(); 
			}
			
		});
		
	}
	/*
	 * (non-Javadoc)
	 * 
	 * @see java.lang.Object#equals(java.lang.Object)
	 */
	public boolean equals(Object anObject) {
		return contentProvider.equals(anObject);
	}
	public Object[] getChildren(Object aParentElement) {
		if (aParentElement instanceof TreePath) {
			TreePath tp = (TreePath) aParentElement;
			return getChildren(tp);