COMP: Performance warning: int to bool

Windows compilers warn
"'int' : forcing value to bool 'true' or 'false' (performance
warning)"

Change-Id: I5d3dd60637e2e4c04b9ae111cde9750ea9b8d812
Merge topic 'Warnings_FlowPaths' into master

43fa8b72 COMP: Performance warning: int to bool