Improve the clarity of comments in the ObjectInputFilter FilterInThread example.
------------- Commit messages: - 8271489: (doc) Clarify Filter Factory example - 8270398: Enhance canonicalization - 8270404: Better canonicalization - Merge - Merge - 8263531: Remove unused buffer int - 8262731: [macOS] Exception from "Printable.print" is swallowed during "PrinterJob.print" - 8269763: The JEditorPane is blank after JDK-8265167 - 8265580: Enhanced style for RTF kit - 8265574: Improve handling of sheets - ... and 15 more: https://git.openjdk.java.net/jdk17/compare/c1304519...650e1561 Changes: https://git.openjdk.java.net/jdk17/pull/292/files Webrev: https://webrevs.openjdk.java.net/?repo=jdk17&pr=292&range=00 Issue: https://bugs.openjdk.java.net/browse/JDK-8271489 Stats: 1001 lines in 42 files changed: 625 ins; 181 del; 195 mod Patch: https://git.openjdk.java.net/jdk17/pull/292.diff Fetch: git fetch https://git.openjdk.java.net/jdk17 pull/292/head:pull/292 PR: https://git.openjdk.java.net/jdk17/pull/292