[wasm] remove deprecated deserialization API

We don't need the Deserialize API taking in a SerializedData anymore.

BUG=

Review-Url: https://chromiumcodereview.appspot.com/2436543004
Cr-Commit-Position: refs/heads/master@{#40473}

include/v8.h

@@ -3906,10 +3906,6 @@ class V8_EXPORT WasmCompiledModule : public Object {
   // uncompiled bytes.
   SerializedModule Serialize();
 
-  // TODO(mtrofin): Back-compat. Move to private once change lands in Chrome.
-  // The resulting wasm setup won't have its uncompiled bytes available.
-  static MaybeLocal<WasmCompiledModule> Deserialize(
-      Isolate* isolate, const SerializedModule& serialized_module);
   // If possible, deserialize the module, otherwise compile it from the provided
   // uncompiled bytes.
   static MaybeLocal<WasmCompiledModule> DeserializeOrCompile(

src/api.cc

@@ -7213,13 +7213,6 @@ WasmCompiledModule::SerializedModule WasmCompiledModule::Serialize() {
   return {std::unique_ptr<const uint8_t[]>(script_data->data()), size};
 }
 
-MaybeLocal<WasmCompiledModule> WasmCompiledModule::Deserialize(
-    Isolate* isolate,
-    const WasmCompiledModule::SerializedModule& serialized_module) {
-  return Deserialize(isolate,
-                     {serialized_module.first.get(), serialized_module.second});
-}
-
 MaybeLocal<WasmCompiledModule> WasmCompiledModule::Deserialize(
     Isolate* isolate,
     const WasmCompiledModule::CallerOwnedBuffer& serialized_module) {