Convert Pass()→std::move() for iOS build.

ios/net/protocol_handler_util_unittest.mm

 // Copyright 2012 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/protocol_handler_util.h"
+
+#include <utility>
+
 #include "base/mac/scoped_nsobject.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
 #include "base/strings/sys_string_conversions.h"
-#import "ios/net/protocol_handler_util.h"
 #include "net/base/elements_upload_data_stream.h"
 #import "net/base/mac/url_conversions.h"
 #include "net/base/upload_bytes_element_reader.h"
 #include "net/http/http_request_headers.h"
 #include "net/http/http_response_headers.h"
 #include "net/url_request/data_protocol_handler.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_job.h"
 #include "net/url_request/url_request_job_factory.h"
 #include "net/url_request/url_request_job_factory_impl.h"
@@ skipping 233 matching lines @@
 TEST_F(ProtocolHandlerUtilTest, AddMissingHeaders) {
   GURL url(std::string("http://url"));
   base::scoped_nsobject<NSMutableURLRequest> in_request(
       [[NSMutableURLRequest alloc] initWithURL:NSURLWithGURL(url)]);
   scoped_ptr<URLRequest> out_request(
       request_context_->CreateRequest(url, DEFAULT_PRIORITY, nullptr));
   out_request->set_method("POST");
   scoped_ptr<UploadElementReader> reader(
       new UploadBytesElementReader(nullptr, 0));
   out_request->set_upload(
-      ElementsUploadDataStream::CreateWithReader(reader.Pass(), 0));
+      ElementsUploadDataStream::CreateWithReader(std::move(reader), 0));
   CopyHttpHeaders(in_request, out_request.get());
 
   // Some headers are added by default if missing.
   const HttpRequestHeaders& headers = out_request->extra_request_headers();
   std::string header;
   EXPECT_TRUE(headers.GetHeader("Accept", &header));
   EXPECT_EQ("*/*", header);
   EXPECT_TRUE(headers.GetHeader("Content-Type", &header));
   EXPECT_EQ("application/x-www-form-urlencoded", header);
 }
 
 }  // namespace net