Correct mistakes in pull request

In this commit I have delete unnecessary code.

cpp/src/phonenumbers/phonenumberutil.h

@@ -862,9 +862,6 @@ class PhoneNumberUtil : public Singleton<PhoneNumberUtil> {
   const i18n::phonenumbers::PhoneMetadata* GetMetadataForRegion(
       const string& region_code) const;
 
-  const i18n::phonenumbers::PhoneMetadata* GetMetadataForNonGeographicalRegion(
-      int country_calling_code) const;
-
   const i18n::phonenumbers::PhoneMetadata* GetMetadataForNonGeographicalEntity(
       int country_calling_code) const;
 

cpp/test/phonenumbers/phonenumberutil_test.cc

@@ -64,11 +64,6 @@ class PhoneNumberUtilTest : public testing::Test {
     return phone_util_.GetMetadataForRegion(region_code);
   }
 
-  const PhoneMetadata* GetMetadataForNonGeographicalRegion(
-      int country_code) const {
-    return phone_util_.GetMetadataForNonGeographicalEntity(country_code);
-  }
-
   const PhoneMetadata* GetMetadataForNonGeographicalEntity(
       int country_code) const {
     return phone_util_.GetMetadataForNonGeographicalEntity(country_code);