Flash Builder 4 (Flex) : Failed to connect; session timed out

Flash Builder 4 (Flex) +Google Chrome : Failed to connect; session timed out
Or  "Show redraw regions" don't appear although tou have the Flash Player Debugger installed  

Environment:  Flex or Flash and Google Chrome

When running a Flash Builder project in debug mode  and your default browser is Google Chrome you might get the following failure message:

Failed to connect; session timed out.

Ensure that:

1. You compiled your Flash application with debugging on.

2. You are running the debugger version of Flash Player

Reason: Google Chrome has an integrated Adobe Flash Player Plug-in that disturb the Flash Player Plugin content debugger (for Netscape-compatible browsers) from running.

Solution: Disable manually the Google Chrome integrated Flash Player plug-in.

1. Open your Google Chrome Browser
2. Type in the URL  "about:plugins" + enter
3. Find the Flash plugin and expand the section by clicking the "+Details"
4. In the expanded flash section find and disable the Flash Player that use the "gcswf32.dll"
5. That's it, the Google Chrome should use now the Flash Player Plugin content debugger.