hg: valhalla/valhalla/langtools: Fix regression in BytecodeMapping attribute generation:

[maurizio.cimadamore at oracle.com]

Changeset: abdf8b181b66
Author:    mcimadamore
Date:      2014-08-15 11:13 +0100
URL:       http://hg.openjdk.java.net/valhalla/valhalla/langtools/rev/abdf8b181b66

Fix regression in BytecodeMapping attribute generation:
*) Internal use of Strings rather than Names made javac spit out CONSTANT_String rather than CONSTANT_Utf8

! src/share/classes/com/sun/tools/javac/code/Types.java
! src/share/classes/com/sun/tools/javac/jvm/ClassReader.java
! src/share/classes/com/sun/tools/javac/jvm/ClassWriter.java
! src/share/classes/com/sun/tools/javac/jvm/Code.java
! src/share/classes/com/sun/tools/javac/jvm/Gen.java
! src/share/classes/com/sun/tools/javac/jvm/Items.java
! test/tools/javac/valhalla/typespec/items/BytecodeMappingHarness.java