6981753: Rebrand vm vendor property settings

Summary: Uses JDK_Version to determinate to set vm vendor to "Oracle Corporation" for JDK7 and later.
Reviewed-by: kamg, ohair, coleenp

src/share/vm/runtime/arguments.cpp

@@ -121,7 +121,7 @@ void Arguments::init_system_properties() {
   PropertyList_add(&_system_properties, new SystemProperty("java.vm.specification.name",
                                                                  "Java Virtual Machine Specification",  false));
   PropertyList_add(&_system_properties, new SystemProperty("java.vm.specification.vendor",
-                                                                 "Sun Microsystems Inc.",  false));
+        JDK_Version::is_gte_jdk17x_version() ? "Oracle Corporation" : "Sun Microsystems Inc.", false));
   PropertyList_add(&_system_properties, new SystemProperty("java.vm.version", VM_Version::vm_release(),  false));
   PropertyList_add(&_system_properties, new SystemProperty("java.vm.name", VM_Version::vm_name(),  false));
   PropertyList_add(&_system_properties, new SystemProperty("java.vm.vendor", VM_Version::vm_vendor(),  false));

src/share/vm/runtime/vm_version.cpp

@@ -121,7 +121,8 @@ const char* Abstract_VM_Version::vm_vendor() {
 #ifdef VENDOR
   return XSTR(VENDOR);
 #else
-  return "Sun Microsystems Inc.";
+  return JDK_Version::is_gte_jdk17x_version() ?
+    "Oracle Corporation" : "Sun Microsystems Inc.";
 #endif
 }