8160399: is_oop_or_null involves undefined behavior
8164984: Improper use of is_oop in production code
Summary: replace oop->is_oop*() with oopDesc::is_oop*(oop) so this pointer can be verified
Reviewed-by: iklam, kvn, dholmes

8183552: Move align functions to align.hpp
Reviewed-by: stuefe, pliden

8178499: Remove _ptr_ and _size_ infixes from align functions
Reviewed-by: rehn, tschatzl

8178489: Make align functions more type safe and consistent
Reviewed-by: mgerdin, rehn

8157907: Incorrect inclusion of atomic.hpp instead of atomic.inline.hpp
Summary: Remove atomic.inline.hpp and move the contents back into atomic.hpp
Reviewed-by: stefank, pliden, simonis

8073321: assert(q > prev_q) failed: we should be moving forward through memory
Reviewed-by: jmasa, mgerdin

8153203: Remove liveRange.hpp
Reviewed-by: mgerdin, jwilhelm

8146690: Make all classes in GC follow the naming convention.
Reviewed-by: dholmes, stefank

8139506: Remove the WaterMark class
Reviewed-by: stefank, mgerdin

8080775: Better argument formatting for assert() and friends
Reviewed-by: kbarrett, pliden

8129417: Oop iteration clean-up to remove oop_ms_follow_contents
Reviewed-by: pliden, ehelin

8080112: Replace and remove the last usages of CollectedHeap::n_par_threads()
Reviewed-by: jmasa, kbarrett

8079792: GC directory structure cleanup
Reviewed-by: brutisso, stefank, david