RFR: JDK-8273142 : Remove dependancy of TestHttpServer, HttpTransaction, HttpCallback from open/test/jdk/sun/net/www/protocol/http/ tests [v2]

[Mahendra Chhipa]

> Dependencies of TestHttpServre, HttpTransaction, HttpCallback are removed from following tests:
> open/test/jdk/sun/net/www/protocol/http/ResponseCacheStream.java
> open/test/jdk/sun/net/www/protocol/http/SetChunkedStreamingMode.java
> open/test/jdk/sun/net/www/protocol/http/RelativeRedirect.java
> open/test/jdk/sun/net/www/protocol/http/B6296310.java

Mahendra Chhipa has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:

 - Updated execution mode to othervm to resolve cleaning up thread issue.
 - Merge branch 'master' into JDK-8273142
 - JDK-8273142 : Remove dependancy of TestHttpServer, HttpTransaction, HttpCallback from open/test/jdk/sun/net/www/protocol/http/ tests

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Changes:
  - all: https://git.openjdk.java.net/jdk/pull/5352/files
  - new: https://git.openjdk.java.net/jdk/pull/5352/files/f385c18c..b0bd0683

Webrevs:
 - full: https://webrevs.openjdk.java.net/?repo=jdk&pr=5352&range=01
 - incr: https://webrevs.openjdk.java.net/?repo=jdk&pr=5352&range=00-01

  Stats: 30170 lines in 1267 files changed: 19486 ins; 5798 del; 4886 mod
  Patch: https://git.openjdk.java.net/jdk/pull/5352.diff
  Fetch: git fetch https://git.openjdk.java.net/jdk pull/5352/head:pull/5352

PR: https://git.openjdk.java.net/jdk/pull/5352