Pull new version of protobuf sources.

third_party/protobuf/csharp/src/Google.Protobuf.Test/SampleEnum.cs

Index: third_party/protobuf/csharp/src/Google.Protobuf.Test/SampleEnum.cs
diff --git a/third_party/protobuf/src/google/protobuf/unittest_lite_imports_nonlite.proto b/third_party/protobuf/csharp/src/Google.Protobuf.Test/SampleEnum.cs
similarity index 80%
copy from third_party/protobuf/src/google/protobuf/unittest_lite_imports_nonlite.proto
copy to third_party/protobuf/csharp/src/Google.Protobuf.Test/SampleEnum.cs
index d52cb8cc36d8924a3454f9170f6b338f14a59c5c..77447afa127340046298081d9bfca4dd51c14f6c 100644
--- a/third_party/protobuf/src/google/protobuf/unittest_lite_imports_nonlite.proto
+++ b/third_party/protobuf/csharp/src/Google.Protobuf.Test/SampleEnum.cs
@@ -1,6 +1,7 @@
+#region Copyright notice and license
 // Protocol Buffers - Google's data interchange format
-// Copyright 2008 Google Inc.  All rights reserved.
-// http://code.google.com/p/protobuf/
+// Copyright 2015 Google Inc.  All rights reserved.
+// https://developers.google.com/protocol-buffers/
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
@@ -27,17 +28,15 @@
 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-
-// Author: kenton@google.com (Kenton Varda)
-//
-// Tests that a "lite" message can import a regular message.
-
-package protobuf_unittest;
-
-import "google/protobuf/unittest.proto";
-
-option optimize_for = LITE_RUNTIME;
-
-message TestLiteImportsNonlite {
-  optional TestAllTypes message = 1;
+#endregion
+    
+namespace Google.Protobuf
+{
+    // Just a sample enum with positive and negative values to be used in tests.
+    internal enum SampleEnum
+    {
+        NegativeValue = -2,
+        None = 0,
+        PositiveValue = 3
+    }
 }