[iOS] Upstream //ios/net

ios/net/crn_http_url_response.mm

+// Copyright 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#import "ios/net/crn_http_url_response.h"
+
+#include "base/mac/scoped_nsobject.h"
+
+@interface CRNHTTPURLResponse () {
+  base::scoped_nsobject<NSString> _cr_HTTPVersion;
+}
+@end
+
+@implementation CRNHTTPURLResponse
+
+- (NSString*)cr_HTTPVersion {
+  return _cr_HTTPVersion;
+}
+
+- (instancetype)initWithURL:(NSURL*)url
+                 statusCode:(NSInteger)statusCode
+                HTTPVersion:(NSString*)HTTPVersion
+               headerFields:(NSDictionary*)headerFields {
+  self = [super initWithURL:url
+                 statusCode:statusCode
+                HTTPVersion:HTTPVersion
+               headerFields:headerFields];
+  if (self) {
+    _cr_HTTPVersion.reset([HTTPVersion copy]);
+  }
+  return self;
+}
+
+@end