--- a/test/hotspot/jtreg/vmTestbase/nsk/jvmti/RedefineClasses/redefclass012/redefclass012.cpp	Wed Sep 12 14:19:36 2018 -0300
+++ b/test/hotspot/jtreg/vmTestbase/nsk/jvmti/RedefineClasses/redefclass012/redefclass012.cpp	Wed Sep 12 10:27:03 2018 -0700
@@ -27,21 +27,8 @@
 #include "agent_common.h"
 #include "JVMTITools.h"
 
-#ifdef __cplusplus
 extern "C" {
-#endif
-
-#ifndef JNI_ENV_ARG
 
-#ifdef __cplusplus
-#define JNI_ENV_ARG(x, y) y
-#define JNI_ENV_PTR(x) x
-#else
-#define JNI_ENV_ARG(x,y) x, y
-#define JNI_ENV_PTR(x) (*x)
-#endif
-
-#endif
 
 #define PASSED 0
 #define STATUS_FAILED 2
@@ -70,8 +57,7 @@
         printdump = JNI_TRUE;
     }
 
-    res = JNI_ENV_PTR(jvm)->GetEnv(JNI_ENV_ARG(jvm, (void **) &jvmti),
-        JVMTI_VERSION_1_1);
+    res = jvm->GetEnv((void **) &jvmti, JVMTI_VERSION_1_1);
     if (res != JNI_OK || jvmti == NULL) {
         printf("Wrong result of a valid call to GetEnv!\n");
         return JNI_ERR;
@@ -118,10 +104,8 @@
     }
 
     classDef.klass = cls;
-    classDef.class_byte_count =
-        JNI_ENV_PTR(env)->GetArrayLength(JNI_ENV_ARG(env, jbytes));
-    bytes = (unsigned char *)
-        JNI_ENV_PTR(env)->GetByteArrayElements(JNI_ENV_ARG(env, jbytes), NULL);
+    classDef.class_byte_count = env->GetArrayLength(jbytes);
+    bytes = (unsigned char *) env->GetByteArrayElements(jbytes, NULL);
 
     /* put 0,0 into version fields */
     bytes[4] = 0;
@@ -151,6 +135,4 @@
     return result;
 }
 
-#ifdef __cplusplus
 }
-#endif