Tracing header fix

Author: anmolasrani123

hadoop-tools/hadoop-azure/src/main/java/org/apache/hadoop/fs/azurebfs/utils/TracingMetricContext.java

@@ -79,9 +79,6 @@ public void constructHeader(AbfsHttpOperation httpOperation){
       header = "";
       break;
     }
-    if (listener != null) { //for testing
-      listener.callTracingHeaderValidator(header, tracingHeaderFormat);
-    }
     httpOperation.setRequestProperty(HttpHeaderConfigurations.X_MS_CLIENT_REQUEST_ID, header);
   }
 }

hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/utils/TestMockHelpers.java

@@ -56,4 +56,4 @@ public static <T> T setClassField(
   private TestMockHelpers() {
     // Not called. - For checkstyle: HideUtilityClassConstructor
   }
-}
+}

hadoop-tools/hadoop-azure/src/test/java/org/apache/hadoop/fs/azurebfs/utils/TracingHeaderValidator.java

@@ -97,9 +97,6 @@ private void validateBasicFormat(String[] idList) {
     } else if (format == TracingHeaderFormat.TWO_ID_FORMAT) {
       Assertions.assertThat(idList)
           .describedAs("header should have 2 elements").hasSize(2);
-    } else if (format == TracingHeaderFormat.INTERNAL_METRIC_FORMAT) {
-      Assertions.assertThat(idList)
-              .describedAs("header should have 4 elements").hasSize(4);
     } else {
       Assertions.assertThat(idList).describedAs("header should have 1 element")
           .hasSize(1);