RFR: 8282293: Domain value for system property jdk.https.negotiate.cbt should be case-insensitive [v3]

[Sibabrata Sahoo]

> Domain value for system property jdk.https.negotiate.cbt  is case-insensitive now. Included Test has been updated to address the change.

Sibabrata Sahoo has updated the pull request incrementally with one additional commit since the last revision:

  Update AbstractDelegateHttpsURLConnection.java

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/7759/files
  - new: https://git.openjdk.java.net/jdk/pull/7759/files/6d276479..9f8a2081

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=7759&range=02
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=7759&range=01-02

  Stats: 2 lines in 1 file changed: 0 ins; 1 del; 1 mod
  Patch: https://git.openjdk.java.net/jdk/pull/7759.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/7759/head:pull/7759

PR: https://git.openjdk.java.net/jdk/pull/7759