8186842: Use Java class loaders for creating the CDS archive
Reviewed-by: coleenp, jiangli, iklam, mseledtsov
Contributed-by: calvin.cheung@oracle.com, ioi.lam@oracle.com

8155672: Remove instanceKlassHandles and KlassHandles
Summary: Summary: Use unhandled pointers for Klass and InstanceKlass, remove handles with no implementation.
Reviewed-by: dholmes, lfoltan, vlivanov, sspitsyn

8154239: -Xbootclasspath/a breaks exploded build
Summary: Correct exploded modules build system class path search for the boot loader
Reviewed-by: acorn, ccheung, hseigel, jiangli

8158681: ClassLoader::classloader_type() is called from code not included under #if INCLUDE_CDS.
Summary: Place CDS related code under #if INCLUDE_CDS.
Reviewed-by: lfoltan, gtriantafill, coleenp

8155678: ClassLoader::initialize_module_loader_map should only be called when dumping CDS archive.
Summary: Make ClassLoader::initialize_module_loader_map explicitly CDS dump time only.
Reviewed-by: ccheung, lfoltan

8142968: Module System implementation
Summary: Initial integration of JEP 200, JEP 260, JEP 261, and JEP 282
Reviewed-by: acorn, ccheung, coleenp, ctornqvi, dholmes, dsimms, gtriantafill, iklam, jiangli, mgronlun, mseledtsov, cjplummer, sspitsyn, stefank, twisti, hseigel, lfoltan, alanb, mchung, dfazunen
Contributed-by: alan.bateman@oracle.com, alex.buckley@oracle.com, jonathan.gibbons@oracle.com, karen.kinnear@oracle.com, mandy.chung@oracle.com, mark.reinhold@oracle.com, harold.seigel@oracle.com, lois.foltan@oracle.com, calvin.cheung@oracle.com, christian.tornqvist@oracle.com, erik.joelsson@oracle.com, george.triantafillou@oracle.com, igor.ignatyev@oracle.com, ioi.lam@oracle.com, james.laskey@oracle.com, jean-francois.denise@oracle.com, jiangli.zhou@oracle.com, markus.gronlund@oracle.com, serguei.spitsyn@oracle.com, staffan.larsen@oracle.com, sundararajan.athijegannathan@oracle.com

8140485: Class load and creation cleanup
Reviewed-by: hseigel, coleenp, sspitsyn

8140802: Clean up and refactor of class loading code for CDS
Reviewed-by: jiangli, acorn, coleenp

8073388: Get rid of the depenecy from handles.hpp to oop.inline.hpp
Reviewed-by: mgerdin, coleenp

8064701: Some CDS optimizations should be disabled if bootclasspath is modified by JVMTI
Summary: Added API to track bootclasspath modification
Reviewed-by: jiangli, dholmes, minqi

8056971: Minor class loading clean-up
Summary: Misplacement of #if INCLUE_CDS, typos, unnecessary C string duplication
Reviewed-by: dholmes, ccheung

8046070: Class Data Sharing clean up and refactoring
Summary: Cleaned up CDS to be more configurable, maintainable and extensible
Reviewed-by: dholmes, coleenp, acorn, mchung