Change Class::component_type_ and implement reflect.Array

Change-Id: I9e06f31577551c738eca2621146c8d2328119442
diff --git a/src/jni_internal_test.cc b/src/jni_internal_test.cc
index 8572e40..067d36b 100644
--- a/src/jni_internal_test.cc
+++ b/src/jni_internal_test.cc
@@ -605,7 +605,7 @@
 }
 
 TEST_F(JniInternalTest, GetObjectArrayElement_SetObjectArrayElement) {
-  jclass c = env_->FindClass("[Ljava/lang/Object;");
+  jclass c = env_->FindClass("java/lang/Object");
   ASSERT_TRUE(c != NULL);
 
   jobjectArray array = env_->NewObjectArray(1, c, NULL);