OpenJDK 11: Merging in java.lang.Long (toString(long i, int radix))

This is part of merging upstream changes from OpenJDK 11.28. This CL
updates toString(long, int).

Bug: 207772338
Test: treehugger
Change-Id: I89c7bffd3be72472a04a706430ab0033da349e5d
1 file changed