8179769: serviceability/sa/TestCpoolForInvokeDynamic.java failing after changes for JDK-8171392
Summary: Updated SA Java code to match HotSpot C code.
Reviewed-by: sspitsyn, coleenp

8171392: Move Klass pointers outside of ConstantPool entries so ConstantPool can be read-only
Summary: Added _resolved_klasses; moved _resolved_references to ConstantPoolCache, etc.
Reviewed-by: coleenp, lfoltan, simonis, aph

8164783: SA: jhsdb clhsdb 'printall' often throws "Corrupted constant pool" assertion failure
Summary: Do the special handling for invokedynamic bytecodes while printing out the bytecodes in a method
Reviewed-by: dsamersoff, sundar
Contributed-by: jini.george@oracle.com

8145628: hotspot metadata classes shouldn't use HeapWordSize or heap related macros like align_object_size
Summary: Use align_metadata_size, align_metadata_offset and is_metadata_aligned for metadata rather than align_object_size, etc. Use wordSize rather than HeapWordSize for metadata. Use align_ptr_up rather than align_pointer_up (all the related functions are ptr).
Reviewed-by: hseigel, jmasa, cjplummer

8067194: Restructure hotspot/agent/src to conform the modular source layout
Summary: Move sources under jdk.hotspot.agent
Reviewed-by: ihse, erikj, jbachorik