HADOOP-14754. TestCommonConfigurationFields failed: core-default.xml has 2 wasb properties missing in classes.

Contributed by John Zhuge.

hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/conf/TestCommonConfigurationFields.java

@@ -103,6 +103,12 @@ public class TestCommonConfigurationFields extends TestConfigurationFieldsBase {
     xmlPrefixToSkipCompare.add("fs.s3n.");
     xmlPrefixToSkipCompare.add("s3native.");
 
+    // WASB properties are in a different subtree.
+    // - org.apache.hadoop.fs.azure.NativeAzureFileSystem
+    xmlPrefixToSkipCompare.add("fs.wasb.impl");
+    xmlPrefixToSkipCompare.add("fs.wasbs.impl");
+    xmlPrefixToSkipCompare.add("fs.azure.");
+
     // ADL properties are in a different subtree
     // - org.apache.hadoop.hdfs.web.ADLConfKeys
     xmlPrefixToSkipCompare.add("adl.");