hg: jdk/sandbox: 8231769: Test tools/javac/tree/MakeTypeTest.java fails with -Xcheck:jni

[chris.hegarty at oracle.com]

Changeset: 7252d89e3a4e
Author:    coleenp
Date:      2019-10-11 08:49 -0400
URL:       https://hg.openjdk.java.net/jdk/sandbox/rev/7252d89e3a4e

8231769: Test tools/javac/tree/MakeTypeTest.java fails with -Xcheck:jni
Summary: Delete local jni handles in create_from_platform_dependent_str() after upcall to Java.
Reviewed-by: dholmes, hseigel

! src/hotspot/share/classfile/javaClasses.cpp