Revert of [Web Payments] Mojom namespace blink -> payments

components/payments/payments_validators_test.cc

 // Copyright 2016 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 "components/payments/payments_validators.h"
 
 #include "testing/gtest/include/gtest/gtest.h"
 #include <ostream>  // NOLINT
 
-namespace payments {
+namespace blink {
 namespace {
 
 struct CurrencyCodeTestCase {
   CurrencyCodeTestCase(const char* code, const char* system, bool expectedValid)
       : code(code), system(system), expectedValid(expectedValid) {}
   ~CurrencyCodeTestCase() {}
 
   const char* code;
   const char* system;
   bool expectedValid;
@@ skipping 216 matching lines @@
   const char* countryCode;
   const char* languageCode;
   const char* scriptCode;
   bool expectedValid;
 };
 
 class PaymentsShippingAddressValidatorTest
     : public testing::TestWithParam<ShippingAddressTestCase> {};
 
 TEST_P(PaymentsShippingAddressValidatorTest, IsValidShippingAddress) {
-  payments::mojom::PaymentAddressPtr address =
-      payments::mojom::PaymentAddress::New();
+  blink::mojom::PaymentAddressPtr address = blink::mojom::PaymentAddress::New();
   address->country = GetParam().countryCode;
   address->language_code = GetParam().languageCode;
   address->script_code = GetParam().scriptCode;
 
   std::string errorMessage;
   EXPECT_EQ(GetParam().expectedValid,
             payments::PaymentsValidators::isValidShippingAddress(address,
                                                                  &errorMessage))
       << errorMessage;
   EXPECT_EQ(GetParam().expectedValid, errorMessage.empty()) << errorMessage;
@@ skipping 11 matching lines @@
         ShippingAddressTestCase("US", "en", "", true),
         ShippingAddressTestCase("US", "", "", true),
         // Invalid shipping addresses
         ShippingAddressTestCase("", "", "", false),
         ShippingAddressTestCase("InvalidCountryCode", "", "", false),
         ShippingAddressTestCase("US", "InvalidLanguageCode", "", false),
         ShippingAddressTestCase("US", "en", "InvalidScriptCode", false),
         ShippingAddressTestCase("US", "", "Latn", false)));
 
 }  // namespace
-}  // namespace payments
+}  // namespace blink