third_party/protobuf: Update to HEAD (f52e188fe4)

third_party/protobuf/objectivec/Tests/unittest_deprecated_file.proto

Index: third_party/protobuf/objectivec/Tests/unittest_deprecated_file.proto
diff --git a/third_party/protobuf/js/test2.proto b/third_party/protobuf/objectivec/Tests/unittest_deprecated_file.proto
similarity index 56%
copy from third_party/protobuf/js/test2.proto
copy to third_party/protobuf/objectivec/Tests/unittest_deprecated_file.proto
index 44e55effcb47e983729f41a0b95f3e0f20497c05..ef92e7de1a01cf6c8550a5048510562cb0469054 100644
--- a/third_party/protobuf/js/test2.proto
+++ b/third_party/protobuf/objectivec/Tests/unittest_deprecated_file.proto
@@ -1,6 +1,5 @@
 // Protocol Buffers - Google's data interchange format
-// Copyright 2008 Google Inc.  All rights reserved.
-// https://developers.google.com/protocol-buffers/
+// Copyright 2016 Google Inc.  All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
@@ -30,25 +29,48 @@
 
 syntax = "proto2";
 
-option java_package = "com.google.apps.jspb.proto";
-option java_multiple_files = true;
+package protobuf_deprecated_file;
+option objc_class_prefix = "FileDep";
 
-package jspb.test;
+//
+// This file is like unittest_deprecated.proto, but does NOT use message, enum,
+// enum value, or field level deprecation; instead it uses the file level option
+// to mark everything.
+//
+// The source generated from this file needs to be inspect to confirm it has
+// all of the expected annotations. It also will be compiled into the unittest
+// and that compile should be clean without errors.
+//
+option deprecated = true;
 
-message TestExtensionsMessage {
-  optional int32 intfield = 1;
+// Message to catch the deprecation.
+message Msg1 {
   extensions 100 to max;
+
+  optional string string_field = 1;
+}
+
+// Mix of extension field types to catch the deprecation.
+extend Msg1 {
+  optional string string_ext_field = 101;
+  optional int32 int_ext_field = 102;
+  repeated fixed32 fixed_ext_field = 103;
+  optional Msg1 msg_ext_field = 104;
 }
 
-message ExtensionMessage {
-  extend TestExtensionsMessage {
-    optional ExtensionMessage ext_field = 100;
+// Mix of extension field types (scoped to a message) to catch the deprecation.
+message Msg1A {
+  extend Msg1 {
+    optional string string_ext2_field = 201;
+    optional int32 int_ext2_field = 202;
+    repeated fixed32 fixed_ext2_field = 203;
+    optional Msg1 msg_ext2_field = 204;
   }
-  optional string ext1 = 1;
 }
 
-// Floating extensions are only supported when generating a _lib.js library.
-extend TestExtensionsMessage {
-  optional ExtensionMessage floating_msg_field = 101;
-  optional string floating_str_field = 102;
+// Enum to catch the deprecation.
+enum Enum1 {
+  ENUM1_ONE   = 1;
+  ENUM1_TWO   = 2;
+  ENUM1_THREE = 3;
 }