RFR: 8057543: Replace javac's Filter with Predicate (and lambdas) [v2]

[Guoxiong Li]

> Hi all,
> 
> This patch replaces javac's `Filter` with `Predicate` and sets `Filter` as `Deprecated`.
> Two existing tests failed and I fixed it.
> Currently, all the tests in `test/langtools` passed locally by using the following command.
> 
> 
> make test CONF=linux-x86_64-server-release JOBS=4 TEST=test/langtools/
> 
> 
> Thank you for taking the time to review.
> 
> Best Regards.

Guoxiong Li has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains five commits:

 - Remove file Filter.java
 - Update copyright
 - Merge branch 'master' into JDK-8057543
   
   # Conflicts:
   #	src/jdk.compiler/share/classes/com/sun/tools/javac/parser/Tokens.java
 - Add comments.
 - 8057543: Replace javac's Filter with Predicate (and lambdas)

-------------

Changes: https://git.openjdk.java.net/jdk/pull/1898/files
 Webrev: https://webrevs.openjdk.java.net/?repo=jdk&pr=1898&range=01
  Stats: 184 lines in 19 files changed: 17 ins; 44 del; 123 mod
  Patch: https://git.openjdk.java.net/jdk/pull/1898.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/1898/head:pull/1898

PR: https://git.openjdk.java.net/jdk/pull/1898