Convert JsonWriter::Write to taking a const ref for the in-param

chrome/browser/sync/profile_sync_service_android.cc

 // Copyright 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 "chrome/browser/sync/profile_sync_service_android.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_string.h"
 #include "base/bind.h"
 #include "base/i18n/time_formatting.h"
@@ skipping 423 matching lines @@
   return sync_service_->HasUnrecoverableError();
 }
 
 ScopedJavaLocalRef<jstring> ProfileSyncServiceAndroid::GetAboutInfoForTest(
     JNIEnv* env, jobject) {
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
 
   scoped_ptr<base::DictionaryValue> about_info =
       sync_ui_util::ConstructAboutInformation(sync_service_);
   std::string about_info_json;
-  base::JSONWriter::Write(about_info.get(), &about_info_json);
+  base::JSONWriter::Write(*about_info, &about_info_json);
 
   return ConvertUTF8ToJavaString(env, about_info_json);
 }
 
 jlong ProfileSyncServiceAndroid::GetLastSyncedTimeForTest(
     JNIEnv* env, jobject obj) {
   // Use profile preferences here instead of SyncPrefs to avoid an extra
   // conversion, since SyncPrefs::GetLastSyncedTime() converts the stored value
   // to to base::Time.
   return static_cast<jlong>(
@@ skipping 86 matching lines @@
   ProfileSyncServiceAndroid* profile_sync_service_android =
       new ProfileSyncServiceAndroid(env, obj);
   profile_sync_service_android->Init();
   return reinterpret_cast<intptr_t>(profile_sync_service_android);
 }
 
 // static
 bool ProfileSyncServiceAndroid::Register(JNIEnv* env) {
   return RegisterNativesImpl(env);
 }