update lazy assignment operators

pkg/front_end/lib/src/fasta/scanner/token_constants.dart

Index: pkg/front_end/lib/src/fasta/scanner/token_constants.dart
diff --git a/pkg/front_end/lib/src/fasta/scanner/token_constants.dart b/pkg/front_end/lib/src/fasta/scanner/token_constants.dart
index d0d7c52260964ad3bbf7d04f23682c6207ebf6c8..14a99e9ad0295cd785f7cd9dbb56164275a22990 100644
--- a/pkg/front_end/lib/src/fasta/scanner/token_constants.dart
+++ b/pkg/front_end/lib/src/fasta/scanner/token_constants.dart
@@ -64,9 +64,11 @@ const int INDEX_TOKEN = INDEX_EQ_TOKEN + 1;
 const int BANG_EQ_EQ_TOKEN = INDEX_TOKEN + 1;
 const int BANG_EQ_TOKEN = BANG_EQ_EQ_TOKEN + 1;
 const int AMPERSAND_AMPERSAND_TOKEN = BANG_EQ_TOKEN + 1;
-const int AMPERSAND_EQ_TOKEN = AMPERSAND_AMPERSAND_TOKEN + 1;
+const int AMPERSAND_AMPERSAND_EQ_TOKEN = AMPERSAND_AMPERSAND_TOKEN + 1;
+const int AMPERSAND_EQ_TOKEN = AMPERSAND_AMPERSAND_EQ_TOKEN + 1;
 const int BAR_BAR_TOKEN = AMPERSAND_EQ_TOKEN + 1;
-const int BAR_EQ_TOKEN = BAR_BAR_TOKEN + 1;
+const int BAR_BAR_EQ_TOKEN = BAR_BAR_TOKEN + 1;
+const int BAR_EQ_TOKEN = BAR_BAR_EQ_TOKEN + 1;
 const int STAR_EQ_TOKEN = BAR_EQ_TOKEN + 1;
 const int PLUS_PLUS_TOKEN = STAR_EQ_TOKEN + 1;
 const int PLUS_EQ_TOKEN = PLUS_PLUS_TOKEN + 1;