Xiao Chen 83f1e3b10a Revert "HDFS-8377. Support HTTP/2 in datanode. Contributed by Duo Zhang."
This reverts commit f70b9d92413940739ed6f6cd468e6d09702939d1.

(cherry picked from commit 67d2875f8fe83cdeb621856031eb0892a65ec946)

 Conflicts:
	hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/web/webhdfs/WebHdfsHandler.java
2017-03-06 14:59:07 -08:00
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