hg: jigsaw/m2/jdk: Reduce #classes loaded when opening jimage file

[alan . bateman]

Changeset: d75f5b55b261
Author:    alanb
Date:      2014-11-11 14:30 +0000
URL:       http://hg.openjdk.java.net/jigsaw/m2/jdk/rev/d75f5b55b261

Reduce #classes loaded when opening jimage file

! src/java.base/share/classes/jdk/internal/jimage/BasicImageReader.java
! src/java.base/share/classes/jdk/internal/jimage/ImageReader.java
! src/java.base/share/classes/jdk/internal/jimage/UTF8String.java