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
^build/
^dist/
^.idea/
nbproject/private/
^webrev
^.src-rev$
^.jib/
(^|/)\.DS_Store
(^|/)\.metadata/
(^|/)\.recommenders/
test/nashorn/script/external
test/nashorn/lib
NashornProfile.txt
(^|/)JTreport/
(^|/)JTwork/
(^|/)\.git/
^src/utils/hsdis/build/