Completed adding attributes to all generated types
diff --git a/src/ProtocolBuffers.Test/TestProtos/UnitTestImportProtoFile.cs b/src/ProtocolBuffers.Test/TestProtos/UnitTestImportProtoFile.cs
index 827e651..f7ca0d2 100644
--- a/src/ProtocolBuffers.Test/TestProtos/UnitTestImportProtoFile.cs
+++ b/src/ProtocolBuffers.Test/TestProtos/UnitTestImportProtoFile.cs
@@ -6,6 +6,9 @@
 using scg = global::System.Collections.Generic;

 namespace Google.ProtocolBuffers.TestProtos {

   

+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]

+  [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]

+  [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.3.0.277")]

   public static partial class UnitTestImportProtoFile {

   

     #region Extension registration

@@ -51,6 +54,8 @@
     

   }

   #region Enums

+  [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]

+  [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.3.0.277")]

   public enum ImportEnum {

     IMPORT_FOO = 7,

     IMPORT_BAR = 8,

@@ -60,6 +65,9 @@
   #endregion

   

   #region Messages

+  [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]

+  [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]

+  [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.3.0.277")]

   public sealed partial class ImportMessage : pb::GeneratedMessage<ImportMessage, ImportMessage.Builder> {

     private static readonly ImportMessage defaultInstance = new Builder().BuildPartial();

     public static ImportMessage DefaultInstance {

@@ -159,6 +167,9 @@
       return (Builder) new Builder().MergeFrom(prototype);

     }

     

+    [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]

+    [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]

+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("ProtoGen", "2.3.0.277")]

     public sealed partial class Builder : pb::GeneratedBuilder<ImportMessage, Builder> {

       protected override Builder ThisBuilder {

         get { return this; }