Fixed assert message.
Fixed assert message.

emoon/bgfx,LWJGL-CI/bgfx,attilaz/bgfx,jdryg/bgfx,elmindreda/bgfx,v3n/bgfx,bkaradzic/bgfx,mmicko/bgfx,v3n/bgfx,LWJGL-CI/bgfx,MikePopoloski/bgfx,bkaradzic/bgfx,Synxis/bgfx,aonorin/bgfx,bkaradzic/bgfx,Synxis/bgfx,LWJGL-CI/bgfx,jpcy/bgfx,mmicko/bgfx,LWJGL-CI/bgfx,andr3wmac/bgfx,jdryg/bgfx,mmicko/bgfx,elmindreda/bgfx,septag/bgfx,bkaradzic/bgfx,jdryg/bgfx,fluffyfreak/bgfx,attilaz/bgfx,jdryg/bgfx,Synxis/bgfx,septag/bgfx,0-wiz-0/bgfx,0-wiz-0/bgfx,septag/bgfx,0-wiz-0/bgfx,aonorin/bgfx,fluffyfreak/bgfx,jpcy/bgfx,jpcy/bgfx,v3n/bgfx,emoon/bgfx,attilaz/bgfx,fluffyfreak/bgfx,aonorin/bgfx,mendsley/bgfx,andr3wmac/bgfx,MikePopoloski/bgfx,fluffyfreak/bgfx,elmindreda/bgfx,MikePopoloski/bgfx,andr3wmac/bgfx,mendsley/bgfx,mendsley/bgfx,jpcy/bgfx,emoon/bgfx