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

content/common/android/media_metadata_android.cc

 // Copyright 2016 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 "content/common/android/media_metadata_android.h"
 
 #include <string>
 #include <vector>
 
 #include "base/android/jni_array.h"
@@ skipping 23 matching lines @@
 base::android::ScopedJavaLocalRef<jobject>
 MediaMetadataAndroid::CreateJavaObject(
     JNIEnv* env, const MediaMetadata& metadata) {
   ScopedJavaLocalRef<jstring> j_title(
       base::android::ConvertUTF16ToJavaString(env, metadata.title));
   ScopedJavaLocalRef<jstring> j_artist(
       base::android::ConvertUTF16ToJavaString(env, metadata.artist));
   ScopedJavaLocalRef<jstring> j_album(
       base::android::ConvertUTF16ToJavaString(env, metadata.album));
 
-  ScopedJavaLocalRef<jobject> j_metadata = Java_MediaMetadata_create(
-      env, j_title.obj(), j_artist.obj(), j_album.obj());
+  ScopedJavaLocalRef<jobject> j_metadata =
+      Java_MediaMetadata_create(env, j_title, j_artist, j_album);
 
   for (const auto& artwork : metadata.artwork) {
     std::string src = artwork.src.spec();
     base::string16 type = artwork.type.is_null() ?
         base::string16() : artwork.type.string();
     ScopedJavaLocalRef<jstring> j_src(
         base::android::ConvertUTF8ToJavaString(env, src));
     ScopedJavaLocalRef<jstring> j_type(
         base::android::ConvertUTF16ToJavaString(env, type));
     ScopedJavaLocalRef<jintArray> j_sizes(
         base::android::ToJavaIntArray(
             env, GetFlattenedSizeArray(artwork.sizes)));
 
-    Java_MediaMetadata_createAndAddArtwork(
-        env, j_metadata.obj(), j_src.obj(), j_type.obj(), j_sizes.obj());
+    Java_MediaMetadata_createAndAddArtwork(env, j_metadata, j_src, j_type,
+                                           j_sizes);
   }
 
   return j_metadata;
 }
 
 }  // namespace content