Debug Info: Move the constant for Debug Info Version from Dwarf.h to Metadata.h.

Suggested by Eric.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@196144 91177308-0d34-0410-b5e6-96231b3b80d8
InlineFunction.cpp: Remove a return value that is always false

Remove some associated dead code.

This cleanup is associated with PR17872.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@196147 91177308-0d34-0410-b5e6-96231b3b80d8