8033004: Make base TypeAnnotationPosition data immutable, create better methods for creating base TypeAnnotationPositions Summary: First of a series of major fixes to type annotations; cleans up interface with TypeAnnotationPosition Reviewed-by: jjg

8030091: Request to update error messages from javac for negative varargs test cases Summary: Introducing a new error message for vararg parameter not being the last parameter, improving error message for unexpected character after a parameter. Reviewed-by: jjg, sogoel

8033180: An inappropriate newline symbol in the help section Reviewed-by: ksrini

8033218: Silent failure in TypeAnnotations.resolveFrame Summary: Change silent no-op to assertion failure when resolveFrame is called before attribution. Reviewed-by: jfranck

8032869: remove support for legacy options in javap Reviewed-by: ksrini

8032932: Add assertion to fix silent failure in Gen.getAndRemoveNonFieldTAs Summary: Turn silent failure if type annotation position type is UNKNOWN into assertion failure. Reviewed-by: jjg

8032980: Silent failure in Attr.annotateType Summary: Turn silent discard of annotations in Attr.annotateType if conversion to TypeCompound fails into an assertion failure. Reviewed-by: jjg

8032819: Extra empty line between field declarations for the "-v -c" and "-v -l" combination of options Reviewed-by: ksrini

Merge

8032814: LineNumberTable/LocalVariableTable tables duplication for the "-v -l" combination of options Reviewed-by: ksrini