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

content/common/android/device_telephony_info.cc

Index: content/common/android/device_telephony_info.cc
diff --git a/content/common/android/device_telephony_info.cc b/content/common/android/device_telephony_info.cc
index 1fc10aca3296b34b718d07d495b99035927677f1..f861fe0a633b153ae8266fb6129692689dcbe806 100644
--- a/content/common/android/device_telephony_info.cc
+++ b/content/common/android/device_telephony_info.cc
@@ -31,6 +31,13 @@ std::string DeviceTelephonyInfo::GetNetworkCountryIso() {
   return ConvertJavaStringToUTF8(result);
 }
 
+std::string DeviceTelephonyInfo::GetNetworkOperator() {
+  JNIEnv* env = AttachCurrentThread();
+  ScopedJavaLocalRef<jstring> result =
+      Java_DeviceTelephonyInfo_getNetworkOperator(env, j_device_info_.obj());
+  return ConvertJavaStringToUTF8(result);
+}
+
 // static
 bool DeviceTelephonyInfo::RegisterDeviceTelephonyInfo(JNIEnv* env) {
   return RegisterNativesImpl(env);