[fasta] Add and correct even more offsets

pkg/front_end/lib/src/fasta/kernel/kernel_enum_builder.dart

Index: pkg/front_end/lib/src/fasta/kernel/kernel_enum_builder.dart
diff --git a/pkg/front_end/lib/src/fasta/kernel/kernel_enum_builder.dart b/pkg/front_end/lib/src/fasta/kernel/kernel_enum_builder.dart
index 2e660fd2752ea771538537e039fad93d2293eb59..138b9ccd7b961fabbb4248688ecbdf346d6fa45b 100644
--- a/pkg/front_end/lib/src/fasta/kernel/kernel_enum_builder.dart
+++ b/pkg/front_end/lib/src/fasta/kernel/kernel_enum_builder.dart
@@ -120,6 +120,7 @@ class KernelEnumBuilder extends SourceClassBuilder
         ],
         parent,
         charOffset,
+        charOffset,
         charEndOffset);
     members[""] = constructorBuilder;
     int index = 0;
@@ -138,6 +139,7 @@ class KernelEnumBuilder extends SourceClassBuilder
         ProcedureKind.Method,
         parent,
         charOffset,
+        charOffset,
         charEndOffset);
     members["toString"] = toStringBuilder;
     String className = name;