Roll to pickup pool changes

packages/initialize/lib/src/initializer.dart

Index: packages/initialize/lib/src/initializer.dart
diff --git a/packages/initialize/lib/src/initializer.dart b/packages/initialize/lib/src/initializer.dart
index 60a04d51dbdadedbaccd6e1d93cec7a06142d03b..1b9f32f0251596ce2dfe0f3461e46c330156bf18 100644
--- a/packages/initialize/lib/src/initializer.dart
+++ b/packages/initialize/lib/src/initializer.dart
@@ -41,8 +41,11 @@ class LibraryIdentifier {
 
   const LibraryIdentifier(this.name, this.package, this.path);
 
-  bool operator ==(LibraryIdentifier other) =>
-      name == other.name && package == other.package && path == other.path;
+  bool operator ==(dynamic other) =>
+      other is LibraryIdentifier &&
+      name == other.name &&
+      package == other.package &&
+      path == other.path;
 
   String toString() => '$name: $package:$path';
 }