[automerger skipped] Merge "Fixed NPE in package installer session." into qt-qpr1-dev am: 53a56839b9 am: 41c25e3537 -s ours
am skip reason: Change-Id Iac6489a04df35f851aa18a91e1dde2d73928b8ec with SHA-1 1fc8b36cf3 is in history

Change-Id: I1818de6c5358b892da2458ddac110fb982b0700f