[ads] Changed variations_service patch to file override

Author: aseren

chromium_src/components/variations/service/variations_service.cc

@@ -3,15 +3,13 @@
 // License, v. 2.0. If a copy of the MPL was not distributed with this file,
 // You can obtain one at https://mozilla.org/MPL/2.0/.
 
-// At browser startup, the country code is updated using the X-Country header
-// from the response if the status is `HTTP_NOT_MODIFIED`, avoiding the need
-// to wait for the next update, which happens every 5 hours.
-#define BRAVE_VARIATIONS_SERVICE_ON_SIMPLE_LOADER_COMPLETE                    \
-  std::string_view country_code = GetHeaderValue(headers.get(), "X-Country"); \
-  if (is_first_request && !country_code.empty()) {                            \
-    local_state_->SetString(prefs::kVariationsCountry, country_code);         \
-  }
+#include "brave/chromium_src/components/variations/variations_seed_store.h"
+
+#define UpdateSeedDateAndLogDayChange(...)                                  \
+  UpdateSeedDateAndLogDayChange(is_first_request,                           \
+                                GetHeaderValue(headers.get(), "X-Country"), \
+                                __VA_ARGS__)
 
 #include "src/components/variations/service/variations_service.cc"
 
-#undef BRAVE_VARIATIONS_SERVICE_ON_SIMPLE_LOADER_COMPLETE
+#undef UpdateSeedDateAndLogDayChange

chromium_src/components/variations/variations_seed_store.cc

@@ -22,9 +22,12 @@ class PublicKeyWrapper {
 #define VerifyInit(signature_algorithm, signature, public_key_info) \
   VerifyInit(signature_algorithm, signature,                        \
              PublicKeyWrapper::GetPublicKey(public_key_info))
+#define UpdateSeedDateAndLogDayChange(...) \
+  UpdateSeedDateAndLogDayChange_ChromiumImpl(__VA_ARGS__)
 
 #include "src/components/variations/variations_seed_store.cc"
 
+#undef UpdateSeedDateAndLogDayChange
 #undef VerifyInit
 
 namespace variations {
@@ -55,6 +58,19 @@ base::span<const uint8_t> PublicKeyWrapper::GetPublicKey(
   return kBravePublicKey;
 }
 
+void VariationsSeedStore::UpdateSeedDateAndLogDayChange(
+    bool is_first_request,
+    std::string_view country_code,
+    base::Time server_date_fetched) {
+  // At browser startup, the country code is updated using the X-Country header
+  // from the response if the status is `HTTP_NOT_MODIFIED`, avoiding the need
+  // to wait for the next update, which happens every 5 hours.
+  if (is_first_request && !country_code.empty()) {
+    local_state_->SetString(prefs::kVariationsCountry, country_code);
+  }
+  UpdateSeedDateAndLogDayChange_ChromiumImpl(server_date_fetched);
+}
+
 }  // namespace variations
 
 #undef BRAVE_K_PUBLIC_KEY

chromium_src/components/variations/variations_seed_store.h

@@ -0,0 +1,18 @@
+/* Copyright (c) 2025 The Brave Authors. All rights reserved.
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at https://mozilla.org/MPL/2.0/. */
+
+#ifndef BRAVE_CHROMIUM_SRC_COMPONENTS_VARIATIONS_VARIATIONS_SEED_STORE_H_
+#define BRAVE_CHROMIUM_SRC_COMPONENTS_VARIATIONS_VARIATIONS_SEED_STORE_H_
+
+#define UpdateSeedDateAndLogDayChange(...)                                   \
+  UpdateSeedDateAndLogDayChange(bool is_first_request,                       \
+                                std::string_view country_code, __VA_ARGS__); \
+  void UpdateSeedDateAndLogDayChange_ChromiumImpl(__VA_ARGS__)
+
+#include "src/components/variations/variations_seed_store.h"  // IWYU pragma: export
+
+#undef UpdateSeedDateAndLogDayChange
+
+#endif  // BRAVE_CHROMIUM_SRC_COMPONENTS_VARIATIONS_VARIATIONS_SEED_STORE_H_