The latest daily builds of Chromium come with a neat gift for Natty users – Unity Launcher progress bar and badge support for active downloads. 
This is the second Unity-specific feature to land in Chromium. Ubuntu Application Menu support landed in the ‘about:flags’ staging area back in mid-April.
Download
You can install/upgrade to the latest Chromium Daily build using the Chromium Daily builds PPA: –
Nicolás M. Via Tipform