[Payments] Normalize contact info phone# in PaymentResponse on Android.

chrome/browser/autofill/android/phone_number_util_android.cc

 // Copyright 2017 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/autofill/android/phone_number_util_android.h"
 
 #include "base/android/jni_string.h"
 #include "base/android/scoped_java_ref.h"
 #include "chrome/browser/browser_process.h"
 #include "components/autofill/core/browser/autofill_country.h"
 #include "jni/PhoneNumberUtil_jni.h"
 #include "third_party/libphonenumber/phonenumber_api.h"
 
 namespace autofill {
 
 namespace {
 using ::base::android::ConvertJavaStringToUTF8;
 using ::base::android::ConvertUTF8ToJavaString;
 using ::base::android::JavaParamRef;
 using ::base::android::ScopedJavaLocalRef;
 using ::i18n::phonenumbers::PhoneNumber;
 using ::i18n::phonenumbers::PhoneNumberUtil;
-} // namespace
 
-// Formats the given number |jphone_number| to
-// i18n::phonenumbers::PhoneNumberUtil::PhoneNumberFormat::INTERNATIONAL format
-// by using i18n::phonenumbers::PhoneNumberUtil::Format.
-ScopedJavaLocalRef<jstring> Format(
-    JNIEnv* env,
-    const base::android::JavaParamRef<jclass>& jcaller,
-    const JavaParamRef<jstring>& jphone_number) {
-  const std::string phone_number = ConvertJavaStringToUTF8(env, jphone_number);
+// Formats the |phone_number| to the specified |format|. Returns the original
+// number if the operation is not possible.
+std::string FormatPhoneNumber(const std::string& phone_number,
+                              PhoneNumberUtil::PhoneNumberFormat format) {
   const std::string default_region_code =
       autofill::AutofillCountry::CountryCodeForLocale(
           g_browser_process->GetApplicationLocale());
 
   PhoneNumber parsed_number;
   PhoneNumberUtil* phone_number_util = PhoneNumberUtil::GetInstance();
   if (phone_number_util->Parse(phone_number, default_region_code,
                                &parsed_number) !=
       PhoneNumberUtil::NO_PARSING_ERROR) {
-    return ConvertUTF8ToJavaString(env, phone_number);
+    return phone_number;
   }
 
   std::string formatted_number;
-  phone_number_util->Format(parsed_number,
-                            PhoneNumberUtil::PhoneNumberFormat::INTERNATIONAL,
-                            &formatted_number);
+  phone_number_util->Format(parsed_number, format, &formatted_number);
+  return formatted_number;
+}
 
-  return ConvertUTF8ToJavaString(env, formatted_number);
+}  // namespace
+
+// Formats the given number |jphone_number| to
+// i18n::phonenumbers::PhoneNumberUtil::PhoneNumberFormat::INTERNATIONAL format
+// by using i18n::phonenumbers::PhoneNumberUtil::Format.
+ScopedJavaLocalRef<jstring> FormatForDisplay(
+    JNIEnv* env,
+    const base::android::JavaParamRef<jclass>& jcaller,
+    const JavaParamRef<jstring>& jphone_number) {
+  return ConvertUTF8ToJavaString(
+      env,
+      FormatPhoneNumber(ConvertJavaStringToUTF8(env, jphone_number),
+                        PhoneNumberUtil::PhoneNumberFormat::INTERNATIONAL));
+}
+
+// Formats the given number |jphone_number| to
+// i18n::phonenumbers::PhoneNumberUtil::PhoneNumberFormat::E164 format by using
+// i18n::phonenumbers::PhoneNumberUtil::Format , as defined in the Payment
+// Request spec
+// (https://w3c.github.io/browser-payment-api/#paymentrequest-updated-algorithm)
+ScopedJavaLocalRef<jstring> FormatForResponse(
+    JNIEnv* env,
+    const base::android::JavaParamRef<jclass>& jcaller,
+    const JavaParamRef<jstring>& jphone_number) {
+  return ConvertUTF8ToJavaString(
+      env, FormatPhoneNumber(ConvertJavaStringToUTF8(env, jphone_number),
+                             PhoneNumberUtil::PhoneNumberFormat::E164));
 }
 
 // Checks whether the given number |jphone_number| is valid by using
 // i18n::phonenumbers::PhoneNumberUtil::IsValidNumber.
 jboolean IsValidNumber(JNIEnv* env,
                        const base::android::JavaParamRef<jclass>& jcaller,
                        const JavaParamRef<jstring>& jphone_number) {
   const std::string phone_number = ConvertJavaStringToUTF8(env, jphone_number);
   const std::string default_region_code =
       autofill::AutofillCountry::CountryCodeForLocale(
           g_browser_process->GetApplicationLocale());
 
   PhoneNumber parsed_number;
   PhoneNumberUtil* phone_number_util = PhoneNumberUtil::GetInstance();
   if (phone_number_util->Parse(phone_number, default_region_code,
                                &parsed_number) !=
       PhoneNumberUtil::NO_PARSING_ERROR) {
     return false;
   }
 
   return phone_number_util->IsValidNumber(parsed_number);
 }
 
 }  // namespace autofill
 
 // static
 bool RegisterPhoneNumberUtil(JNIEnv* env) {
   return autofill::RegisterNativesImpl(env);
 }