--- old/hotspot/src/share/vm/runtime/java.cpp	2015-06-16 15:04:06.460635441 -0700
+++ new/hotspot/src/share/vm/runtime/java.cpp	2015-06-16 15:04:05.833831239 -0700
@@ -651,39 +651,22 @@
       vm_exit_during_initialization(
         "Incompatible JDK is not using Reference.discovered field for pending list");
     }
-    _current = JDK_Version(major, minor, security, info.update_version,
-                           info.special_update_version, build,
+    _current = JDK_Version(major, minor, security, info.patch_version, build,
                            info.thread_park_blocker == 1,
                            info.post_vm_init_hook_enabled == 1);
   }
 }
 
-void JDK_Version::fully_initialize(
-    uint8_t major, uint8_t minor, uint8_t security, uint8_t update) {
-  // This is only called when current is less than 1.6 and we've gotten
-  // far enough in the initialization to determine the exact version.
-  assert(major < 6, "not needed for JDK version >= 6");
-  assert(is_partially_initialized(), "must not initialize");
-  if (major < 5) {
-    // JDK verison sequence: 1.2.x, 1.3.x, 1.4.x, 5.0.x, 6.0.x, etc.
-    security = minor;
-    minor = major;
-    major = 1;
-  }
-  _current = JDK_Version(major, minor, security, update);
-}
-
 void JDK_Version_init() {
   JDK_Version::initialize();
 }
 
 static int64_t encode_jdk_version(const JDK_Version& v) {
   return
-    ((int64_t)v.major_version()          << (BitsPerByte * 5)) |
-    ((int64_t)v.minor_version()          << (BitsPerByte * 4)) |
-    ((int64_t)v.security_version()       << (BitsPerByte * 3)) |
-    ((int64_t)v.update_version()         << (BitsPerByte * 2)) |
-    ((int64_t)v.special_update_version() << (BitsPerByte * 1)) |
+    ((int64_t)v.major_version()          << (BitsPerByte * 4)) |
+    ((int64_t)v.minor_version()          << (BitsPerByte * 3)) |
+    ((int64_t)v.security_version()       << (BitsPerByte * 2)) |
+    ((int64_t)v.patch_version()          << (BitsPerByte * 1)) |
     ((int64_t)v.build_number()           << (BitsPerByte * 0));
 }
 
@@ -720,18 +703,13 @@
     if (_security > 0) {
       rc = jio_snprintf(&buffer[index], buflen - index, ".%d", _security);
     }
-    if (_update > 0) {
-      rc = jio_snprintf(&buffer[index], buflen - index, "_%02d", _update);
-      if (rc == -1) return;
-      index += rc;
-    }
-    if (_special > 0) {
-      rc = jio_snprintf(&buffer[index], buflen - index, "%c", _special);
+    if (_patch > 0) {
+      rc = jio_snprintf(&buffer[index], buflen - index, ".%d", _patch);
       if (rc == -1) return;
       index += rc;
     }
     if (_build > 0) {
-      rc = jio_snprintf(&buffer[index], buflen - index, "-b%02d", _build);
+      rc = jio_snprintf(&buffer[index], buflen - index, "+%d", _build);
       if (rc == -1) return;
       index += rc;
     }