Add an empty LinuxMain for unit tests.
Add an empty LinuxMain for unit tests.

Swinject/Swinject,yoichitgy/Swinject,Swinject/Swinject,Swinject/Swinject,Swinject/Swinject,yoichitgy/Swinject,yoichitgy/Swinject,yoichitgy/Swinject