Add missing initialization of member

Change-Id: I2c0b61440544dc39d3766a5f236f97f48eacf17e
Fix typo introduce by 06aaa805 session => m_session

Change-Id: Idfdb05266c1551481ccd5bbd71f4e392f6bbaf92
Merge topic 'fix-vgl-renderer' into master

c976fb41 Fix typo introduce by 06aaa805 session => m_session
f34cba0a Add missing initialization of member