Use assert() and SAL_WARN() instead of DBG_ASSERT() and OSL_FAIL()

Change-Id: Id3be30bc95325e8f18cf8cb55da2217984a26035
Use the "sfx" log area consistently in sfx2

Change-Id: I497d2d93e1a1819ff709c94007ae98f5ef312e77
Bin useless as96863, mb93783, mv76033 verbiage from SAL_INFO output

Change-Id: I58b6c311e9f13e433468863e639467428e5b268e