8200429: Adjust object pinning interface on CollectedHeap Reviewed-by: dholmes, rkennke

Merge

8200626: Restore history for g1ConcurrentMarkThread.* Reviewed-by: shade, sjohanss

8200074: Remove G1ConcurrentMark::_concurrent_marking_in_progress Reviewed-by: sjohanss, sangheki

8200255: Remove G1CMTask::_concurrent Reviewed-by: sangheki, sjohanss

8200234: Cleanup Remark and Cleanup pause code Summary: Remove redundant methods, factor out verification code and simplify code in Remark and Cleanup pause code. Reviewed-by: sangheki, sjohanss

8199619: Building HotSpot on Windows should define NOMINMAX Reviewed-by: erikj, kbarrett, ihse

8200126: [TESTBUG] Open source VM runtime signal tests Summary: Open sourced the signal tests, updated make files and test groups accordingly Reviewed-by: dholmes, ctornqvi, ihse

8199780: SetMemory0 and CopyMemory0 in unsafe.cpp need to resolve their operands Reviewed-by: shade, zgu, eosterlund

8199717: Avoid calculating primordial thread stack bounds on VM startup Reviewed-by: dholmes, rehn, stuefe

8200371: In g1, rename ConcurrentMarkThread to G1ConcurrentMarkThread Reviewed-by: tschatzl, sangheki

8199781: Don't use naked == for comparing oops Reviewed-by: coleenp, eosterlund, jrose

8200438: Non-PCH x86_32 build failure: err_msg is not defined Reviewed-by: stuefe, zgu, stefank

8195972: Refactor oops in JNI to use the Access API Summary: Use Access API in JNIHandles Reviewed-by: coleenp, eosterlund

8199406: Performance drop with Java JDK 1.8.0_162-b32 Summary: Improve the nmethod unloading times by optimizing the search for an itable stub in VtableStubs array Reviewed-by: kvn, coleenp, tschatzl