ID 376336 - (Linux) The Interactive Render Filters popup in Katana 3.1+ cannot be resized

Problem summary:

You cannot resize the Interactive Render Filters popup.

Steps to reproduce:

• Click on the Interactive Render Filters pop up located on the top Tool Bar
• Try to rezise it by clicking and draging the resize arrow on the bottom right of the popup 

Expected behaviour:

The popup to resize with the mouse

Actual behaviour:

The popup does not resize

Workaround:

No known workaround.

Tested versions/platforms:

• Katana_3.1dev.000078a - Unaffected
• Katana_3.1dev.000082a - Affected
• 3.0v7 - Unaffected
• 3.1v1 - Affected