Taking for retrace.
RosieG can you please give me the output of the following commands
1. uname -a
2 apt-cache policy firefox
** Changed in: firefox (Ubuntu)
Assignee: Mozilla Bugs => John Vivirito
** Tags added: mt-needretrace
** Tags removed: mt-needreport
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Firefox crashed on unsuspend
https://launchpad.net/bugs/87976