454286 - play sound only from one tab

Status: RESOLVED DUPLICATE of bug 334987

(Firefox :: General, defect)

Description

[tester]

User-Agent:       Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.1) Gecko/2008070208 Firefox/3.0.1
Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9.0.1) Gecko/2008070208 Firefox/3.0.1

the problem:
if the user open a few "youtube" tabs he will hear to many voices.

firefox need to make sure that the only tab that can get access to the sound card is the tab that the user is using.

Reproducible: Always

Steps to Reproduce:
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