Originally Posted by Waha

:| They've added it as standard functionality since this thread was made two years ago.
See Wrench->Synchronize My Bookmarks.

Well... not quite. Google added the sync feature for 'Chrome Bookmarks' but AFAIK there's still no way to integrate your separate 'Google Bookmarks'

According to Google's Chrome help site: "it's currently not possible to automatically sync these two sets of bookmarks" http://bit.ly/czgcps

Links / more info for anyone interested...
Google Bookmarks: https://www.google.com/bookmarks
Chrome Bookmarks: chrome://bookmarks (or Alt+Cmd+B on Mac)

Here's the best extension I've tried:
Yet Another Google Bookmarks Extension by jnuzzi -- http://bit.ly/cW76lX

Better than that,you can add Google Bookmarks to the Chrome bar.And there is an extension,YAGBE that includes booth.