[wasm] Deprecate old serialization API

Uses of the old API were removed from chromium in
https://crrev.com/c/1373749.

R=adamk@chromium.org

Bug: chromium:912031
Change-Id: I3fed4d72c147ef8e00ec96f869af2134e7ee71c8
Cq-Include-Trybots: luci.chromium.try:linux_chromium_rel_ng
Reviewed-on: https://chromium-review.googlesource.com/c/1373769Reviewed-by: Adam Klein <adamk@chromium.org>
Commit-Queue: Clemens Hammacher <clemensh@chromium.org>
Cr-Commit-Position: refs/heads/master@{#58205}

include/v8.h

@@ -4335,14 +4335,14 @@ class V8_EXPORT CompiledWasmModule {
 class V8_EXPORT WasmModuleObject : public Object {
  public:
   // TODO(clemensh): Remove after 7.3 branch.
-  V8_DEPRECATE_SOON("Use OwnedBuffer", typedef)
+  V8_DEPRECATED("Use OwnedBuffer", typedef)
   std::pair<std::unique_ptr<const uint8_t[]>, size_t> SerializedModule;
 
   /**
    * A unowned reference to a byte buffer.
    * TODO(clemensh): Remove after 7.3 branch.
    */
-  V8_DEPRECATE_SOON("Use MemorySpan<const uint8_t>", struct) BufferReference {
+  V8_DEPRECATED("Use MemorySpan<const uint8_t>", struct) BufferReference {
     const uint8_t* start;
     size_t size;
     BufferReference(const uint8_t* start, size_t size)
@@ -4400,8 +4400,8 @@ class V8_EXPORT WasmModuleObject : public Object {
   /**
    * Get the wasm-encoded bytes that were used to compile this module.
    */
-  V8_DEPRECATE_SOON("Use CompiledWasmModule::GetWireBytesRef()",
-                    BufferReference GetWasmWireBytesRef());
+  V8_DEPRECATED("Use CompiledWasmModule::GetWireBytesRef()",
+                BufferReference GetWasmWireBytesRef());
 
   /**
    * Get the compiled module for this module object. The compiled module can be
@@ -4413,8 +4413,8 @@ class V8_EXPORT WasmModuleObject : public Object {
    * Serialize the compiled module. The serialized data does not include the
    * uncompiled bytes.
    */
-  V8_DEPRECATE_SOON("Use CompiledWasmModule::Serialize()",
-                    SerializedModule Serialize());
+  V8_DEPRECATED("Use CompiledWasmModule::Serialize()",
+                SerializedModule Serialize());
 
   /**
    * If possible, deserialize the module, otherwise compile it from the provided