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

chrome/browser/platform_util_android.cc

 // Copyright (c) 2012 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 <jni.h>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/logging.h"
 #include "chrome/browser/platform_util.h"
@@ skipping 15 matching lines @@
               const base::FilePath& full_path,
               OpenItemType item_type,
               const OpenOperationCallback& callback) {
   NOTIMPLEMENTED();
 }
 
 void OpenExternal(Profile* profile, const GURL& url) {
   JNIEnv* env = base::android::AttachCurrentThread();
   ScopedJavaLocalRef<jstring> j_url =
       base::android::ConvertUTF8ToJavaString(env, url.spec());
-  Java_PlatformUtil_launchExternalProtocol(env, j_url.obj());
+  Java_PlatformUtil_launchExternalProtocol(env, j_url);
 }
 
 gfx::NativeWindow GetTopLevel(gfx::NativeView view) {
   NOTIMPLEMENTED();
   return view->GetWindowAndroid();
 }
 
 gfx::NativeView GetParent(gfx::NativeView view) {
   NOTIMPLEMENTED();
   return view;
 }
 
 bool IsWindowActive(gfx::NativeWindow window) {
   NOTIMPLEMENTED();
   return false;
 }
 
 void ActivateWindow(gfx::NativeWindow window) {
   NOTIMPLEMENTED();
 }
 
 bool IsVisible(gfx::NativeView view) {
   NOTIMPLEMENTED();
   return true;
 }
 
 } // namespace platform_util