hg: amber/amber: removing more dead code

[vicente.romero at oracle.com]

Changeset: a669de3a0a8b
Author:    vromero
Date:      2019-04-08 14:04 -0400
URL:       http://hg.openjdk.java.net/amber/amber/rev/a669de3a0a8b

removing more dead code

! src/java.base/share/classes/java/lang/invoke/FormatterBootstraps.java