Update //third_party/protobuf to version 3.

third_party/protobuf/src/google/protobuf/test_util.h

Index: third_party/protobuf/src/google/protobuf/test_util.h
diff --git a/third_party/protobuf/src/google/protobuf/test_util.h b/third_party/protobuf/src/google/protobuf/test_util.h
index 455195734e144ff9a735b03ad0835d8551cd70bf..1c13a1a7f61a7a53a192abad038612acc5f52722 100644
--- a/third_party/protobuf/src/google/protobuf/test_util.h
+++ b/third_party/protobuf/src/google/protobuf/test_util.h
@@ -1,6 +1,6 @@
 // Protocol Buffers - Google's data interchange format
 // Copyright 2008 Google Inc.  All rights reserved.
-// http://code.google.com/p/protobuf/
+// 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
@@ -54,14 +54,18 @@ class TestUtil {
   static void AddRepeatedFields1(unittest::TestAllTypes* message);
   static void AddRepeatedFields2(unittest::TestAllTypes* message);
   static void SetDefaultFields(unittest::TestAllTypes* message);
+  static void SetOneofFields(unittest::TestAllTypes* message);
   static void SetAllExtensions(unittest::TestAllExtensions* message);
+  static void SetOneofFields(unittest::TestAllExtensions* message);
   static void SetAllFieldsAndExtensions(unittest::TestFieldOrderings* message);
   static void SetPackedFields(unittest::TestPackedTypes* message);
   static void SetPackedExtensions(unittest::TestPackedExtensions* message);
   static void SetUnpackedFields(unittest::TestUnpackedTypes* message);
+  static void SetOneof1(unittest::TestOneof2* message);
+  static void SetOneof2(unittest::TestOneof2* message);
 
   // Use the repeated versions of the set_*() accessors to modify all the
-  // repeated fields of the messsage (which should already have been
+  // repeated fields of the message (which should already have been
   // initialized with Set*Fields()).  Set*Fields() itself only tests
   // the add_*() accessors.
   static void ModifyRepeatedFields(unittest::TestAllTypes* message);
@@ -79,6 +83,10 @@ class TestUtil {
       const unittest::TestPackedExtensions& message);
   static void ExpectUnpackedFieldsSet(
       const unittest::TestUnpackedTypes& message);
+  static void ExpectUnpackedExtensionsSet(
+      const unittest::TestUnpackedExtensions& message);
+  static void ExpectOneofSet1(const unittest::TestOneof2& message);
+  static void ExpectOneofSet2(const unittest::TestOneof2& message);
 
   // Expect that the message is modified as would be expected from
   // Modify*Fields().
@@ -97,6 +105,7 @@ class TestUtil {
   static void ExpectPackedClear(const unittest::TestPackedTypes& message);
   static void ExpectPackedExtensionsClear(
       const unittest::TestPackedExtensions& message);
+  static void ExpectOneofClear(const unittest::TestOneof2& message);
 
   // Check that the passed-in serialization is the canonical serialization we
   // expect for a TestFieldOrderings message filled in by
@@ -119,6 +128,9 @@ class TestUtil {
   static void ExpectRepeatedExtensionsSwapped(
       const unittest::TestAllExtensions& message);
 
+  static void ExpectAtMostOneFieldSetInOneof(
+      const unittest::TestOneof2 &message);
+
   // Like above, but use the reflection interface.
   class ReflectionTester {
    public:
@@ -143,6 +155,11 @@ class TestUtil {
     void ReleaseLastRepeatedsViaReflection(
         Message* message, bool expect_extensions_notnull);
     void SwapRepeatedsViaReflection(Message* message);
+    void SetAllocatedOptionalMessageFieldsToNullViaReflection(
+        Message* message);
+    static void SetAllocatedOptionalMessageFieldsToMessageViaReflection(
+        Message* from_message,
+        Message* to_message);
 
     enum MessageReleaseState {
       IS_NULL,
@@ -152,6 +169,11 @@ class TestUtil {
     void ExpectMessagesReleasedViaReflection(
         Message* message, MessageReleaseState expected_release_state);
 
+    // Set and check functions for TestOneof2 messages. No need to construct
+    // the ReflectionTester by TestAllTypes nor TestAllExtensions.
+    static void SetOneofViaReflection(Message* message);
+    static void ExpectOneofSetViaReflection(const Message& message);
+
    private:
     const FieldDescriptor* F(const string& name);