Inlining fixes/enhancements

Summary:
A number of fixes/enhancements to inline-small-functions
- Fixed size estimateHotSize to use computeCodeSize instead of the original layout offsets.
- Added -print-inline option to dump CFGs for functions that have been modified by inlining.
- Added flag to force consideration of functions without any profiling info (mostly for testing)
- Updated debug line info for inlined functions.
- Ignore the number of pseudo instructions when checking for candidates of suitable size.

Misc changes
- Moved most print flags to BinaryPasses.cpp

(cherry picked from FBD3812658)