8146395: Add inline qualifier in oop.hpp and fix inlining in gc filesSummary: Fix remaining issues after 8146401. Also fix windows VS2010 linkage problem (g1OopClosures.hpp).Reviewed-by: stefank, mgerdin
8146690: Make all classes in GC follow the naming convention.Reviewed-by: dholmes, stefank
8129417: Oop iteration clean-up to remove oop_ms_follow_contentsReviewed-by: pliden, ehelin
8079792: GC directory structure cleanupReviewed-by: brutisso, stefank, david