Merge changes from topic "revert-3341364-revert-3334193-no-llndk-versioning-YOLDNTJGYM-WNBIDIAVJA" into main

* changes:
  Revert^2 "Deprecating llndk-versioning.h"
  Revert^2 "Use __builtin_available guard"

Author: Jooyung Han

libs/binder/ndk/Android.bp

@@ -82,7 +82,6 @@ cc_library {
 
     llndk: {
         symbol_file: "libbinder_ndk.map.txt",
-        export_llndk_headers: ["libvendorsupport_llndk_headers"],
     },
 
     cflags: [
@@ -110,11 +109,9 @@ cc_library {
     ],
 
     header_libs: [
-        "libvendorsupport_llndk_headers",
         "jni_headers",
     ],
     export_header_lib_headers: [
-        "libvendorsupport_llndk_headers",
         "jni_headers",
     ],
 

libs/binder/ndk/include_cpp/android/binder_interface_utils.h

@@ -30,16 +30,14 @@
 #include <android/binder_auto_utils.h>
 #include <android/binder_ibinder.h>
 
-#if defined(__ANDROID_VENDOR_API__)
-#include <android/llndk-versioning.h>
-#elif !defined(API_LEVEL_AT_LEAST)
 #if defined(__BIONIC__)
-#define API_LEVEL_AT_LEAST(sdk_api_level, vendor_api_level) \
-    (__builtin_available(android sdk_api_level, *))
+#define API_LEVEL_AT_LEAST(sdk_api_level) __builtin_available(android sdk_api_level, *)
+#elif defined(TRUSTY_USERSPACE)
+// TODO(b/349936395): set to true for Trusty
+#define API_LEVEL_AT_LEAST(sdk_api_level) (false)
 #else
-#define API_LEVEL_AT_LEAST(sdk_api_level, vendor_api_level) (true)
+#define API_LEVEL_AT_LEAST(sdk_api_level) (true)
 #endif  // __BIONIC__
-#endif  // __ANDROID_VENDOR_API__
 
 #if __has_include(<android/binder_shell.h>)
 #include <android/binder_shell.h>
@@ -298,9 +296,8 @@ AIBinder_Class* ICInterface::defineClass(const char* interfaceDescriptor,
 #endif
 
 #if defined(__ANDROID_UNAVAILABLE_SYMBOLS_ARE_WEAK__) || __ANDROID_API__ >= 36
-    if API_LEVEL_AT_LEAST (36, 202504) {
-        if (codeToFunction != nullptr &&
-            (&AIBinder_Class_setTransactionCodeToFunctionNameMap != nullptr)) {
+    if (API_LEVEL_AT_LEAST(36)) {
+        if (codeToFunction != nullptr) {
             AIBinder_Class_setTransactionCodeToFunctionNameMap(clazz, codeToFunction,
                                                                functionCount);
         }