RFR: 8292975: javac produces code that crashes with LambdaConversionException

[Srikanth Adayapalam]

Ensure that when functional interface parameters involve intersection types,
    we fold the method reference to a lambda expression to work around
    limitations/constraints in lambda meta factory.

    Also fixes JDK-8269983

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Commit messages:
 - 8292975: javac produces code that crashes with LambdaConversionException

Changes: https://git.openjdk.org/jdk/pull/10548/files
 Webrev: https://webrevs.openjdk.org/?repo=jdk&pr=10548&range=00
  Issue: https://bugs.openjdk.org/browse/JDK-8292975
  Stats: 107 lines in 3 files changed: 106 ins; 0 del; 1 mod
  Patch: https://git.openjdk.org/jdk/pull/10548.diff
  Fetch: git fetch https://git.openjdk.org/jdk pull/10548/head:pull/10548

PR: https://git.openjdk.org/jdk/pull/10548