RFR(S): 8230400: Missing constant pool entry for a method in stacktrace

[Markus Gronlund]

Greetings,

Please review the following changeset:

Bug: https://bugs.openjdk.java.net/browse/JDK-8230400
Webrev: http://cr.openjdk.java.net/~mgronlun/8230400/webrev01/ 
Testing: jdk_jfr
Summary: please see bug

Thanks
Markus