diff --git a/base/values.h b/base/values.h
index 6f2cd3cc3..7f148d259 100644
--- a/base/values.h
+++ b/base/values.h
@@ -415,42 +415,13 @@ class BASE_EXPORT Value {
   // of 24, without losing any information. Results are unchanged for x86,
   // x86_64 and arm64 (16, 32 and 32 bytes respectively).
   union {
-    struct {
-      // TODO(crbug.com/646113): Make these private once DictionaryValue and
-      // ListValue are properly inlined.
-      Type type_ : 8;
-    };
-    struct {
-      Type bool_type_ : 8;
-      bool bool_value_;
-    };
-    struct {
-      Type int_type_ : 8;
-      int int_value_;
-    };
-    struct {
-      Type double_type_ : 8;
-      // Subtle: On architectures that require it, the compiler will ensure
-      // that |double_value_|'s offset is a multiple of 8 (e.g. 32-bit ARM).
-      // See technical note above to understand why it is important.
-      double double_value_;
-    };
-    struct {
-      Type string_type_ : 8;
-      std::string string_value_;
-    };
-    struct {
-      Type binary_type_ : 8;
-      BlobStorage binary_value_;
-    };
-    struct {
-      Type dict_type_ : 8;
-      DictStorage dict_;
-    };
-    struct {
-      Type list_type_ : 8;
-      ListStorage list_;
-    };
+    bool bool_value_;
+    int int_value_;
+    double double_value_;
+    std::string string_value_;
+    BlobStorage binary_value_;
+    DictStorage dict_;
+    ListStorage list_;
   };
 
  private: