Added GetNetworkOperatorID util func in net/base/net_util and a non-trivial implementation for Andr…

content/common/android/device_telephony_info.h

 // 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.
 
 #ifndef CONTENT_COMMON_ANDROID_DEVICE_TELEPHONY_INFO_H_
 #define CONTENT_COMMON_ANDROID_DEVICE_TELEPHONY_INFO_H_
 
 #include <jni.h>
 #include <string>
 
 #include "base/android/scoped_java_ref.h"
 #include "base/basictypes.h"
 
 namespace content {
 
 // Facilitates access to device information typically only
 // available using the Android SDK, including Telephony properties.
 class DeviceTelephonyInfo {
  public:
   DeviceTelephonyInfo();
   ~DeviceTelephonyInfo();
 
   // Returns the ISO country code equivalent of the current MCC.
   std::string GetNetworkCountryIso();
 
+  // Returns MCC+MNC (mobile country code + mobile network code) as
+  // the numeric name of the current registered operator.
+  std::string GetNetworkOperator();
+
   // Registers methods with JNI and returns true if succeeded.
   static bool RegisterDeviceTelephonyInfo(JNIEnv* env);
 
  private:
   base::android::ScopedJavaGlobalRef<jobject> j_device_info_;
 
   DISALLOW_COPY_AND_ASSIGN(DeviceTelephonyInfo);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_COMMON_ANDROID_DEVICE_TELEPHONY_INFO_H_