8057623: add an extension class for argument handling Reviewed-by: brutisso, mgerdin, tschatzl

8057536: Refactor G1 to allow context specific allocations Summary: Splitting out a g1 allocator class to simply specialized allocators which can associate each allocation with a given context. Reviewed-by: mgerdin, brutisso

8057531: refactor gc argument processing code slightly Reviewed-by: mgerdin, tschatzl, jmasa

8054970: gc src file exclusion should exclude alternative sources Reviewed-by: ehelin, stefank

8057535: add a thread extension class Reviewed-by: mgerdin, bdelsart, jcoomes

Merge

Merge