[compiler] Improve printing of ConstFieldInfo

Change-Id: I6e8f1023c761b94f6e2f6dc985a10f58056667d0
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2916814
Commit-Queue: Georg Neis <neis@chromium.org>
Commit-Queue: Maya Lekova <mslekova@chromium.org>
Auto-Submit: Georg Neis <neis@chromium.org>
Reviewed-by: Maya Lekova <mslekova@chromium.org>
Cr-Commit-Position: refs/heads/master@{#74745}

src/compiler/simplified-operator.cc

@@ -37,8 +37,8 @@ std::ostream& operator<<(std::ostream& os, BaseTaggedness base_taggedness) {
 std::ostream& operator<<(std::ostream& os,
                          ConstFieldInfo const& const_field_info) {
   if (const_field_info.IsConst()) {
-    return os << "const (field owner: " << const_field_info.owner_map.address()
-              << ")";
+    return os << "const (field owner: "
+              << Brief(*const_field_info.owner_map.ToHandleChecked()) << ")";
   } else {
     return os << "mutable";
   }