RFR: 8263364: sun/net/www/http/KeepAliveStream/KeepAliveStreamCloseWithWrongContentLength.java wedged in getInputStream [v4]

[Ivan Šipka]

> @dfuch  could you please review, thank you.

Ivan Šipka has updated the pull request incrementally with two additional commits since the last revision:

 - 8263364: removing surplus imports
 - 8263364: refactor

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

Changes:
  - all: https://git.openjdk.java.net/jdk/pull/4472/files
  - new: https://git.openjdk.java.net/jdk/pull/4472/files/4f530cea..5a5dc151

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=4472&range=03
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=4472&range=02-03

  Stats: 3 lines in 1 file changed: 1 ins; 2 del; 0 mod
  Patch: https://git.openjdk.java.net/jdk/pull/4472.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/4472/head:pull/4472

PR: https://git.openjdk.java.net/jdk/pull/4472