8078561: Error message should be generated once when -source 6 is specified
Summary: Code to avoid duplicated errors about features not supported in the current source level moved to Log
Reviewed-by: jjg
T5048776.java:12:10: compiler.warn.override.varargs.missing: (compiler.misc.varargs.override: foo(java.lang.Object...), A1a, foo(java.lang.Object[]), A1)
T5048776.java:20:10: compiler.warn.override.varargs.extra: (compiler.misc.varargs.override: foo(java.lang.Object[]), A2a, foo(java.lang.Object...), A2)
2 warnings