Merge

8215489: Remove String::align Reviewed-by: vromero, sundar

8215112: String::transform spec clarification Reviewed-by: smarks

8210669: Some launcher tests assume a pre-JDK 9 run-time image layout Reviewed-by: mchung

8215308: pandoc-html-manpage-filter.js does not work for [un]pack200 Reviewed-by: erikj

8215681: Remove compiler support for Raw String Literals from JDK 12 Reviewed-by: mcimadamore, jlahoda, sundar

8215755: ZGC: split_barrier_thru_phi: check number of inputs of phi Reviewed-by: pliden, thartmann

8215575: C2 crash: assert(get_instanceKlass()->is_loaded()) failed: must be at least loaded Summary: Set InstanceKlass::loaded before adding classes to the subklass list, which can be read concurrently by the compiler. Reviewed-by: dholmes, eosterlund

8215510: j.l.c.ClassDesc is accepting descriptors not allowed by the spec Reviewed-by: goetz

8215708: ZGC: Add missing LoadBarrierNode::size_of() Reviewed-by: eosterlund, neliasso

8209414: AArch64: method handle invocation does not respect JVMTI interp_only mode Reviewed-by: adinn Contributed-by: nick.gasson@arm.com

8216385: ZGC: Fix building without C2 Reviewed-by: shade, eosterlund

8214862: assert(proj != __null) at compile.cpp:3251 Reviewed-by: kvn, thartmann

8215994: JDK 12 l10n resource file update - msg drop 10 Reviewed-by: billyh, ssadetsky, naoto

8216322: Missing since information in deprecation of constructor visitors Reviewed-by: vromero

8215951: AArch64: jtreg test vmTestbase/nsk/jvmti/PopFrame/popframe005 segfaults Reviewed-by: aph Contributed-by: nick.gasson@arm.com