Revert the part of G1 slowpath fix

Fix newlines and whitespace to minimize difference against upstream

http-client-branch: Publisher/Subscriber/Subscription conformance fixes

http-client-branch: ensure ResponseSubscribers.HttpResponseInputStreamTest::read will throw an exception when onError is called

http-client-branch: split HpackDriver.java

http-client-branch: split WSDriver.java

http-client-branch: Removed unused *PushPublisher types

JDK-8188051-branch: Initital code

Initial changes for JDK-8188051-branch

http-client-branch: merge

http-client-branch: fixing sloppy merge in HPACK

http-client-branch: SSLTube should call onSubscribe in the flow

Initial import of Epsilon sources from jdk10/sandbox

http-client-branch: Make ResponeBodyTest is more tolerant of file size

http-client-branch: add HTTP/1.1 header parser test for 8188002

http-client-branch: WebSocket permission checks, test updates, and more

http-client-branch: intial load from jdk10/sandbox

http-client-branch: initial branch creation

8222791: Order of evaluation of -link params in Javadoc tool reversed -> regression with split packages Reviewed-by: hannesw

8227866: Shenandoah: Split weak root processing and class unloading in parallel cleaning task Reviewed-by: rkennke

8227693: HTML error in jdwp-protocol.html Reviewed-by: dcubed, sspitsyn

8227868: jinfo and jstack can fail converting UTF8 output to strings Reviewed-by: sgehwolf, dholmes, cjplummer

8228434: jdk/net/Sockets/Test.java fails after JDK-8227642 Summary: Move container constant to separate test lib class Reviewed-by: alanb

8227923: End position of EndElementTree is -1 Summary: Fixing end positions for DocTrees EndElementTree, EntityTree and CommentTree. Reviewed-by: jjg

8225648: [TESTBUG] java/lang/annotation/loaderLeak/Main.java fails with -Xcomp Reviewed-by: alanb, iklam

8227869: fix wrong format specifiers in os_aix.cpp Reviewed-by: dholmes, mdoerr, clanger

8227737: avoid implicit-function-declaration on AIX Reviewed-by: clanger, goetz

8162929: Enqueuing dirty cards into a single DCQS during GC does not scale Summary: Refactor into G1RedirtyCardsQueue[Set] and G1DirtyCardQueueSet Reviewed-by: tschatzl, sangheki

8227179: Test for new gc+metaspace=info output format Reviewed-by: tschatzl, kbarrett

8228394: Cleanup unused java.net SharedSecrets classes Reviewed-by: alanb, chegar

8227260: JNI upcalls should bypass class initialization barrier in c2i adapter Reviewed-by: eosterlund, dholmes, mdoerr, dpochepk

8227397: Add --with-extra-asflags configure option Reviewed-by: phh

8228420: compile error in shenandoahSupport.cpp with clang 9 Reviewed-by: shade

8227642: [TESTBUG] Make docker tests podman compatible Reviewed-by: mseledtsov, iignatyev

8227692: Remove develop feature PrintMallocStatistics Reviewed-by: coleenp, dcubed

8228368: avoid incompatible pointer to integer conversion initializing gint in gtk2_interface Reviewed-by: prr

8227633: avoid comparing this pointers to NULL Reviewed-by: coleenp, mdoerr

8157830: Errors in XSLT stylesheet are not dispatched correctly to ErrorListener Reviewed-by: lancea

8228392: Backout incorrect change done by JDK-8067801 Reviewed-by: lancea

8227653: Add VM Global OopStorage Summary: Replaced conditional JVMCI global storage with VM global storage. Reviewed-by: tschatzl, lfoltan, kvn

8227755: Need more than 2 distinct CodeCache unloading cycles Reviewed-by: eosterlund, rkennke

8227652: SetupOperatorNewDeleteCheck should discuss deleting destructors Summary: Add comment describing deleting destructors Reviewed-by: dholmes

8228338: tools/pack200/TimeStamp.java fails with NullPointerException Reviewed-by: lancea

8227815: Minimal VM: set_state is not a member of AttachListener Reviewed-by: cjplummer

8228364: Shenandoah: Remove unused code from ShenandoahBarrierSetC1 Reviewed-by: shade

8227766: CheckUnhandledOops is broken in MemAllocator Summary: Save oop created in handle more eagerly, so CheckUnhandledOops doesn't bash it. Reviewed-by: lfoltan, eosterlund

8227435: Perf::attach() should not throw a java.lang.Exception Reviewed-by: sspitsyn, clanger, dholmes

8227834: build.log output from failing commands : include the hs_error file path in case of crashes in build Reviewed-by: tbell

8227247: tools/sjavac/IdleShutdown.java fails with AssertionError: Error too big on windows Reviewed-by: jjg, stuefe

8073213: javadoc of PushbackInputStream methods should specify NullPointerExceptions Reviewed-by: lancea, darcy

8228204: Fix for JDK-8067801 breaks java/io/NegativeInitSize.java Reviewed-by: lancea

8067801: Enforce null check for underlying I/O streams Reviewed-by: lancea

8131664: Javadoc for PrintStream is now incorrect Reviewed-by: lancea, darcy

Added tag jdk-14+6 for changeset 443f7359b34d

8206179: com/sun/management/OperatingSystemMXBean/GetCommittedVirtualMemorySize.java fails with Committed virtual memory size illegal value Reviewed-by: sspitsyn, cjplummer

8227090: G1 does not account the OptMergeRS in cost per card calculation Reviewed-by: sangheki, kbarrett

8227089: Add timing information for merging humongous remembered sets Reviewed-by: sangheki, kbarrett

8227084: Add timing information for merge heap root preparation Reviewed-by: sangheki, kbarrett

8227671: G1: assert_used_and_recalculate_used_equal performs work in product builds Reviewed-by: kbarrett, sangheki

8226232: Move merge heap roots code out from G1RemSetScanState Reviewed-by: sangheki, kbarrett