TreeGrid columns content overlap when viewed in chrome, firefox

Ext version:

• Ext 3.3.0

Browser versions tested against:

• Chrome 24.0.1312.57
• fireFox 19

Description:

• Column contents in TreeGrid is not wrapped if it doesn't fit the column width. Instead it overlaps with contents of other columns

Attachment 42044

What version are you using and browser?

Ext JS Library 3.3.0
Browser: Chrome 24.0.1312.57

this is ok only in IE9