Remove knownMatchingTypes override from version-specific impls

Author: charlesmyu

dd-java-agent/instrumentation/spark/spark_2.12/src/main/java/datadog/trace/instrumentation/spark/Spark212Instrumentation.java

@@ -36,18 +36,6 @@ public String[] helperClassNames() {
     };
   }
 
-  @Override
-  public String[] knownMatchingTypes() {
-    String[] res = new String[super.knownMatchingTypes().length + 1];
-    int idx = 0;
-    for (String match : super.knownMatchingTypes()) {
-      res[idx] = match;
-      idx++;
-    }
-    res[idx] = "org.apache.spark.sql.execution.SparkPlanInfo$";
-    return res;
-  }
-
   @Override
   public void methodAdvice(MethodTransformer transformer) {
     super.methodAdvice(transformer);

dd-java-agent/instrumentation/spark/spark_2.13/src/main/java/datadog/trace/instrumentation/spark/Spark213Instrumentation.java

@@ -36,18 +36,6 @@ public String[] helperClassNames() {
     };
   }
 
-  @Override
-  public String[] knownMatchingTypes() {
-    String[] res = new String[super.knownMatchingTypes().length + 1];
-    int idx = 0;
-    for (String match : super.knownMatchingTypes()) {
-      res[idx] = match;
-      idx++;
-    }
-    res[idx] = "org.apache.spark.sql.execution.SparkPlanInfo$";
-    return res;
-  }
-
   @Override
   public void methodAdvice(MethodTransformer transformer) {
     super.methodAdvice(transformer);

dd-java-agent/instrumentation/spark/src/main/java/datadog/trace/instrumentation/spark/AbstractSparkInstrumentation.java

@@ -36,7 +36,8 @@ public String[] knownMatchingTypes() {
       "org.apache.spark.deploy.yarn.ApplicationMaster",
       "org.apache.spark.util.Utils",
       "org.apache.spark.util.SparkClassUtils",
-      "org.apache.spark.scheduler.LiveListenerBus"
+      "org.apache.spark.scheduler.LiveListenerBus",
+      "org.apache.spark.sql.execution.SparkPlanInfo$"
     };
   }