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

chrome/browser/android/webapk/manifest_upgrade_detector_fetcher.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 "chrome/browser/android/webapk/manifest_upgrade_detector_fetcher.h"
 
 #include <jni.h>
 
 #include "base/android/jni_string.h"
 #include "chrome/browser/android/shortcut_info.h"
@@ skipping 109 matching lines @@
   ScopedJavaLocalRef<jstring> java_url =
       base::android::ConvertUTF8ToJavaString(env, info.url.spec());
   ScopedJavaLocalRef<jstring> java_scope =
       base::android::ConvertUTF8ToJavaString(env, info.scope.spec());
   ScopedJavaLocalRef<jstring> java_name =
       base::android::ConvertUTF16ToJavaString(env, info.name);
   ScopedJavaLocalRef<jstring> java_short_name =
       base::android::ConvertUTF16ToJavaString(env, info.short_name);
 
   Java_ManifestUpgradeDetectorFetcher_onDataAvailable(
-      env, java_ref_.obj(),
-      java_url.obj(),
-      java_scope.obj(),
-      java_name.obj(),
-      java_short_name.obj(),
-      info.display,
-      info.orientation,
-      info.theme_color,
-      info.background_color);
+      env, java_ref_, java_url, java_scope, java_name, java_short_name,
+      info.display, info.orientation, info.theme_color, info.background_color);
 }