upb: remove split64 from Dart VM, delete array_split64.h from upb/message/

PiperOrigin-RevId: 613285612

upb/message/BUILD

@@ -154,7 +154,6 @@ cc_library(
     name = "split64",
     hdrs = [
         "accessors_split64.h",
-        "array_split64.h",
     ],
     copts = UPB_DEFAULT_COPTS,
     visibility = ["//visibility:public"],

upb/message/array_split64.h

@@ -1,70 +0,0 @@
-// Protocol Buffers - Google's data interchange format
-// Copyright 2023 Google LLC.  All rights reserved.
-//
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file or at
-// https://developers.google.com/open-source/licenses/bsd
-
-#ifndef UPB_MESSAGE_ARRAY_SPLIT64_H_
-#define UPB_MESSAGE_ARRAY_SPLIT64_H_
-
-#include "upb/message/array.h"
-
-// Must be last.
-#include "upb/port/def.inc"
-
-#ifdef __cplusplus
-extern "C" {
-#endif
-
-// JavaScript doesn't directly support 64-bit ints so we must split them.
-
-UPB_API_INLINE uint32_t upb_Array_GetInt64Hi(const upb_Array* array, size_t i) {
-  return (uint32_t)(upb_Array_Get(array, i).int64_val >> 32);
-}
-
-UPB_API_INLINE uint32_t upb_Array_GetInt64Lo(const upb_Array* array, size_t i) {
-  return (uint32_t)upb_Array_Get(array, i).int64_val;
-}
-
-UPB_API_INLINE void upb_Array_SetInt64Split(upb_Array* array, size_t i,
-                                            uint32_t hi, uint32_t lo) {
-  const upb_MessageValue val = {.int64_val = ((int64_t)hi) << 32 | lo};
-  upb_Array_Set(array, i, val);
-}
-
-UPB_API_INLINE bool upb_Array_AppendInt64Split(upb_Array* array, uint32_t hi,
-                                               uint32_t lo, upb_Arena* arena) {
-  const upb_MessageValue val = {.int64_val = ((int64_t)hi) << 32 | lo};
-  return upb_Array_Append(array, val, arena);
-}
-
-UPB_API_INLINE uint32_t upb_Array_GetUInt64Hi(const upb_Array* array,
-                                              size_t i) {
-  return (uint32_t)(upb_Array_Get(array, i).uint64_val >> 32);
-}
-
-UPB_API_INLINE uint32_t upb_Array_GetUInt64Lo(const upb_Array* array,
-                                              size_t i) {
-  return (uint32_t)upb_Array_Get(array, i).uint64_val;
-}
-
-UPB_API_INLINE void upb_Array_SetUInt64Split(upb_Array* array, size_t i,
-                                             uint32_t hi, uint32_t lo) {
-  const upb_MessageValue val = {.uint64_val = ((uint64_t)hi) << 32 | lo};
-  upb_Array_Set(array, i, val);
-}
-
-UPB_API_INLINE bool upb_Array_AppendUInt64Split(upb_Array* array, uint32_t hi,
-                                                uint32_t lo, upb_Arena* arena) {
-  const upb_MessageValue val = {.uint64_val = ((uint64_t)hi) << 32 | lo};
-  return upb_Array_Append(array, val, arena);
-}
-
-#ifdef __cplusplus
-} /* extern "C" */
-#endif
-
-#include "upb/port/undef.inc"
-
-#endif /* UPB_MESSAGE_ARRAY_SPLIT64_H_ */