[Android] Simplify logic for grabbing initial country-code.

base/android/locale_utils.cc

+// Copyright 2014 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 "base/android/locale_utils.h"
+
+#include "base/android/jni_android.h"
+#include "base/android/jni_string.h"
+#include "jni/LocaleUtils_jni.h"
+
+namespace base {
+namespace android {
+
+std::string GetDefaultCountryCode() {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  return ConvertJavaStringToUTF8(Java_LocaleUtils_getDefaultCountryCode(env));
+}
+
+std::string GetDefaultLocale() {
+  JNIEnv* env = base::android::AttachCurrentThread();
+  ScopedJavaLocalRef<jstring> locale = Java_LocaleUtils_getDefaultLocale(
+      env);
+  return ConvertJavaStringToUTF8(locale);
+}
+
+bool RegisterLocaleUtils(JNIEnv* env) {
+  return RegisterNativesImpl(env);
+}
+
+}  // namespace android
+}  // namespace base