src: turn AllocatedBuffer into thin wrapper around v8::BackingStore

Alternative to https://github.com/nodejs/node/pull/33381 that
reimplements that change on top of moving AllocatedBuffer out
of env.h

PR-URL: https://github.com/nodejs/node/pull/33291
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: David Carlier <devnexen@gmail.com>

1 files changed, 0 insertions, 19 deletions

diff --git a/src/env.cc b/src/env.cc
index a28679728e5..7591ed1c435 100644
--- a/src/env.cc
+++ b/src/env.cc
@@ -1104,25 +1104,6 @@ void Environment::MemoryInfo(MemoryTracker* tracker) const {
   // node, we shift its sizeof() size out of the Environment node.
 }
 
-char* Environment::Reallocate(char* data, size_t old_size, size_t size) {
-  if (old_size == size) return data;
-  // If we know that the allocator is our ArrayBufferAllocator, we can let
-  // if reallocate directly.
-  if (isolate_data()->uses_node_allocator()) {
-    return static_cast<char*>(
-        isolate_data()->node_allocator()->Reallocate(data, old_size, size));
-  }
-  // Generic allocators do not provide a reallocation method; we need to
-  // allocate a new chunk of memory and copy the data over.
-  char* new_data = AllocateUnchecked(size);
-  if (new_data == nullptr) return nullptr;
-  memcpy(new_data, data, std::min(size, old_size));
-  if (size > old_size)
-    memset(new_data + old_size, 0, size - old_size);
-  Free(data, old_size);
-  return new_data;
-}
-
 void Environment::RunWeakRefCleanup() {
   isolate()->ClearKeptObjects();
 }