From a37d75cf39520b2241cb76d1f42387c2258a74db Mon Sep 17 00:00:00 2001
From: Marshall Greenblatt <magreenblatt@gmail.com>
Date: Fri, 4 Sep 2026 13:47:18 -0400
Subject: [PATCH] Tag 15400 API version

---
 cef_api_versions.json         |  9 ++++++++-
 include/cef_v8.h              |  6 +++---
 include/internal/cef_types.h  |  2 +-
 libcef/renderer/v8_impl.cc    |  2 +-
 tests/ceftests/v8_unittest.cc | 10 +++++-----
 5 files changed, 18 insertions(+), 11 deletions(-)

diff --git a/cef_api_versions.json b/cef_api_versions.json
index ad52652f9..208cd9744 100644
--- a/cef_api_versions.json
+++ b/cef_api_versions.json
@@ -169,8 +169,15 @@
       "mac": "1e4981499ff0bace8da030a21a16a6613f46703c",
       "sandbox_compat": "1671cc913eeb4ecf",
       "windows": "1dde3bb571a5ee5aedd646ed4694d4bc8d9a2d96"
+    },
+    "15400": {
+      "comment": "Added September 04, 2026.",
+      "linux": "5c8344ae7d7f6421bc801401e35d4dbf6d38e101",
+      "mac": "e5cd28047fc1f8bbb972e54692fc665040c7f034",
+      "sandbox_compat": "265fca9293e6b6ef",
+      "windows": "726dc73763db22edb289e41af2421a232617f7f4"
     }
   },
-  "last": "15200",
+  "last": "15400",
   "min": "13300"
 }
\ No newline at end of file
diff --git a/include/cef_v8.h b/include/cef_v8.h
index 56ef3412b..4f6104bff 100644
--- a/include/cef_v8.h
+++ b/include/cef_v8.h
@@ -52,7 +52,7 @@ class CefV8Handler;
 class CefV8StackFrame;
 class CefV8Value;
 
-#if CEF_API_REMOVED(CEF_NEXT)
+#if CEF_API_REMOVED(15400)
 ///
 /// Register a new V8 extension with the specified JavaScript extension code and
 /// handler. Functions implemented by the handler are prototyped using the
@@ -113,11 +113,11 @@ class CefV8Value;
 ///   example.test.increment();
 /// </pre>
 ///
-/*--cef(optional_param=handler,removed=next)--*/
+/*--cef(optional_param=handler,removed=15400)--*/
 bool CefRegisterExtension(const CefString& extension_name,
                           const CefString& javascript_code,
                           CefRefPtr<CefV8Handler> handler);
-#endif  // CEF_API_REMOVED(CEF_NEXT)
+#endif  // CEF_API_REMOVED(15400)
 
 ///
 /// Class representing a V8 context handle. V8 handles can only be accessed from
diff --git a/include/internal/cef_types.h b/include/internal/cef_types.h
index 072d2d971..fed23a55e 100644
--- a/include/internal/cef_types.h
+++ b/include/internal/cef_types.h
@@ -3737,7 +3737,7 @@ typedef enum {
   CEF_CPAIT_PAYMENTS_CHURNED_USERS,
   CEF_CPAIT_FAKE_PAGE_ACTION_FOR_DEBUG,
 #endif
-#if CEF_API_ADDED(CEF_NEXT)
+#if CEF_API_ADDED(15400)
   CEF_CPAIT_WALLET_REMINDER_NOTICE,
 #endif
   CEF_CPAIT_NUM_VALUES,
diff --git a/libcef/renderer/v8_impl.cc b/libcef/renderer/v8_impl.cc
index 10252544e..28f8ff6e2 100644
--- a/libcef/renderer/v8_impl.cc
+++ b/libcef/renderer/v8_impl.cc
@@ -826,7 +826,7 @@ void CefV8SetWorkerAttributes(int worker_id, const GURL& worker_url) {
 bool CefRegisterExtension(const CefString& /*extension_name*/,
                           const CefString& /*javascript_code*/,
                           CefRefPtr<CefV8Handler> /*handler*/) {
-  CEF_API_REQUIRE_REMOVED(CEF_NEXT);
+  CEF_API_REQUIRE_REMOVED(15400);
   NOTIMPLEMENTED();
   return false;
 }
diff --git a/tests/ceftests/v8_unittest.cc b/tests/ceftests/v8_unittest.cc
index 736f37749..0099ccbf1 100644
--- a/tests/ceftests/v8_unittest.cc
+++ b/tests/ceftests/v8_unittest.cc
@@ -105,7 +105,7 @@ enum V8TestMode {
   V8TEST_STACK_TRACE,
   V8TEST_ON_UNCAUGHT_EXCEPTION,
   V8TEST_ON_UNCAUGHT_EXCEPTION_DEV_TOOLS,
-#if CEF_API_REMOVED(CEF_NEXT)
+#if CEF_API_REMOVED(15400)
   V8TEST_EXTENSION,
 #endif
   V8TEST_HANDLER_CALL_ON_RELEASED_CONTEXT,
@@ -300,7 +300,7 @@ class V8RendererTest : public ClientAppRenderer::Delegate,
   // Run a test on render process startup.
   void RunStartupTest() {
     switch (test_mode_) {
-#if CEF_API_REMOVED(CEF_NEXT)
+#if CEF_API_REMOVED(15400)
       case V8TEST_EXTENSION:
         RunExtensionTest();
         break;
@@ -2928,7 +2928,7 @@ class V8RendererTest : public ClientAppRenderer::Delegate,
         "window.setTimeout(test, 0)", browser_->GetMainFrame()->GetURL(), 0);
   }
 
-#if CEF_API_REMOVED(CEF_NEXT)
+#if CEF_API_REMOVED(15400)
   // Test execution of a native function when the extension is loaded.
   void RunExtensionTest() {
     std::string code =
@@ -2957,7 +2957,7 @@ class V8RendererTest : public ClientAppRenderer::Delegate,
     CefRegisterExtension("v8/test-extension", code,
                          new Handler(&startup_test_success_));
   }
-#endif  // CEF_API_REMOVED(CEF_NEXT)
+#endif  // CEF_API_REMOVED(15400)
 
   void OnBrowserCreated(CefRefPtr<ClientAppRenderer> app,
                         CefRefPtr<CefBrowser> browser,
@@ -3585,7 +3585,7 @@ V8_TEST_EX(Binding, V8TEST_BINDING, kV8BindingTestUrl)
 V8_TEST(StackTrace, V8TEST_STACK_TRACE)
 V8_TEST(OnUncaughtException, V8TEST_ON_UNCAUGHT_EXCEPTION)
 V8_TEST(OnUncaughtExceptionDevTools, V8TEST_ON_UNCAUGHT_EXCEPTION_DEV_TOOLS)
-#if CEF_API_REMOVED(CEF_NEXT)
+#if CEF_API_REMOVED(15400)
 V8_TEST(Extension, V8TEST_EXTENSION)
 #endif
 V8_TEST_EX(HandlerCallOnReleasedContext,