Remove now-unnecessary .obj() in Java method calls.

net/android/keystore.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "net/android/keystore.h"
 
 #include <vector>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_array.h"
@@ skipping 41 matching lines @@
   JNIEnv* env = AttachCurrentThread();
 
   // Convert message to byte[] array.
   ScopedJavaLocalRef<jbyteArray> digest_ref = ToJavaByteArray(
       env, reinterpret_cast<const uint8_t*>(digest.data()), digest.length());
   DCHECK(!digest_ref.is_null());
 
   // Invoke platform API
   ScopedJavaLocalRef<jbyteArray> signature_ref =
       Java_AndroidKeyStore_rawSignDigestWithPrivateKey(env, private_key_ref,
-                                                       digest_ref.obj());
+                                                       digest_ref);
   if (HasException(env) || signature_ref.is_null())
     return false;
 
   // Write signature to string.
   JavaByteArrayToByteVector(env, signature_ref.obj(), signature);
   return true;
 }
 
 PrivateKeyType GetPrivateKeyType(jobject private_key_ref) {
   JNIEnv* env = AttachCurrentThread();
@@ skipping 19 matching lines @@
 ScopedJavaLocalRef<jobject> GetOpenSSLEngineForPrivateKey(
     jobject private_key_ref) {
   JNIEnv* env = AttachCurrentThread();
   ScopedJavaLocalRef<jobject> engine =
       Java_AndroidKeyStore_getOpenSSLEngineForPrivateKey(env, private_key_ref);
   return engine;
 }
 
 }  // namespace android
 }  // namespace net