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

blimp/client/core/contents/android/blimp_navigation_controller_impl_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 "blimp/client/core/contents/android/blimp_navigation_controller_impl_android.h"
 
 #include <memory>
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
@@ skipping 28 matching lines @@
     BlimpNavigationControllerImpl* blimp_navigation_controller_impl)
     : blimp_navigation_controller_impl_(blimp_navigation_controller_impl) {
   JNIEnv* env = base::android::AttachCurrentThread();
   java_obj_.Reset(env, Java_BlimpNavigationControllerImpl_create(
                            env, reinterpret_cast<intptr_t>(this))
                            .obj());
 }
 
 BlimpNavigationControllerImplAndroid::~BlimpNavigationControllerImplAndroid() {
   Java_BlimpNavigationControllerImpl_clearNativePtr(
-      base::android::AttachCurrentThread(), java_obj_.obj());
+      base::android::AttachCurrentThread(), java_obj_);
 }
 
 void BlimpNavigationControllerImplAndroid::LoadURL(
     JNIEnv* env,
     jobject jobj,
     const base::android::JavaParamRef<jstring>& jurl) {
   GURL url = GURL(base::android::ConvertJavaStringToUTF8(env, jurl));
   blimp_navigation_controller_impl_->LoadURL(url);
 }
 
@@ skipping 28 matching lines @@
 }
 
 void BlimpNavigationControllerImplAndroid::Reload(
     JNIEnv* env,
     const JavaParamRef<jobject>& obj) {
   blimp_navigation_controller_impl_->Reload();
 }
 
 }  // namespace client
 }  // namespace blimp