HBASE-23939 Remove unused variables from HBaseSaslRpcServer

[wchevreuil]

No description provided.

[Apache-HBase]

🎊 +1 overall

Vote	Subsystem	Runtime	Comment
+0 🆗	reexec	1m 12s	Docker mode activated.
		_ Prechecks _
+1 💚	dupname	0m 0s	No case conflicting files found.
+1 💚	hbaseanti	0m 0s	Patch does not have any anti-patterns.
+1 💚	@author	0m 0s	The patch does not contain any @author tags.
-0 ⚠️	test4tests	0m 0s	The patch doesn't appear to include any new or modified tests. Please justify why no new tests are needed for this patch. Also please list what manual steps were performed to verify this patch.
		_ master Compile Tests _
+1 💚	mvninstall	6m 7s	master passed
+1 💚	compile	1m 3s	master passed
+1 💚	checkstyle	1m 16s	master passed
+1 💚	shadedjars	5m 12s	branch has no errors when building our shaded downstream artifacts.
+1 💚	javadoc	0m 37s	master passed
+0 🆗	spotbugs	5m 44s	Used deprecated FindBugs config; considering switching to SpotBugs.
+1 💚	findbugs	5m 40s	master passed
		_ Patch Compile Tests _
+1 💚	mvninstall	5m 35s	the patch passed
+1 💚	compile	1m 1s	the patch passed
+1 💚	javac	1m 1s	the patch passed
+1 💚	checkstyle	1m 18s	the patch passed
+1 💚	whitespace	0m 0s	The patch has no whitespace issues.
+1 💚	shadedjars	5m 15s	patch has no errors when building our shaded downstream artifacts.
+1 💚	hadoopcheck	17m 44s	Patch does not cause any errors with Hadoop 2.8.5 2.9.2 or 3.1.2.
+1 💚	javadoc	0m 35s	the patch passed
+1 💚	findbugs	5m 51s	the patch passed
		_ Other Tests _
+1 💚	unit	99m 21s	hbase-server in the patch passed.
+1 💚	asflicense	0m 27s	The patch does not generate ASF License warnings.
		165m 13s

Subsystem	Report/Notes
Docker	Client=19.03.7 Server=19.03.7 base: https://builds.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-1239/1/artifact/out/Dockerfile
GITHUB PR	#1239
Optional Tests	dupname asflicense javac javadoc unit spotbugs findbugs shadedjars hadoopcheck hbaseanti checkstyle compile
uname	Linux c4431e8a2e06 4.15.0-74-generic #84-Ubuntu SMP Thu Dec 19 08:06:28 UTC 2019 x86_64 GNU/Linux
Build tool	maven
Personality	/home/jenkins/jenkins-slave/workspace/Base-PreCommit-GitHub-PR_PR-1239/out/precommit/personality/provided.sh
git revision	master / 9bd3978
Default Java	1.8.0_181
Test Results	https://builds.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-1239/1/testReport/
Max. process+thread count	7359 (vs. ulimit of 10000)
modules	C: hbase-server U: hbase-server
Console output	https://builds.apache.org/job/HBase-PreCommit-GitHub-PR/job/PR-1239/1/console
versions	git=2.11.0 maven=2018-06-17T18:33:14Z) findbugs=3.1.11
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