GURL::Replacements methods accept a StringPiece instead of std::string&.

content/browser/web_contents/opened_by_dom_browsertest.cc

 // 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.
 
 #include "base/command_line.h"
 #include "base/strings/stringprintf.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/browser/web_contents_delegate.h"
 #include "content/public/common/content_switches.h"
 #include "content/public/test/browser_test_utils.h"
@@ skipping 105 matching lines @@
 // times and swapped processes.
 // Crashes on all platforms. http://crbug.com/399709
 IN_PROC_BROWSER_TEST_F(OpenedByDOMTest, DISABLED_CrossProcessPopup) {
   host_resolver()->AddRule("*", "127.0.0.1");
   ASSERT_TRUE(test_server()->Start());
 
   GURL url1 = test_server()->GetURL("files/site_isolation/blank.html?1");
 
   GURL url2 = test_server()->GetURL("files/site_isolation/blank.html?2");
   GURL::Replacements replace_host;
-  std::string foo_com("foo.com");
-  replace_host.SetHostStr(foo_com);
+  replace_host.SetHostStr("foo.com");
   url2 = url2.ReplaceComponents(replace_host);
 
   GURL url3 = test_server()->GetURL("files/site_isolation/blank.html?3");
   url3 = url3.ReplaceComponents(replace_host);
 
   NavigateToURL(shell(), url1);
 
   Shell* popup = OpenWindowFromJavaScript(shell(), url2);
   NavigateToURL(popup, url3);
   EXPECT_TRUE(AttemptCloseFromJavaScript(popup->web_contents()));
 }
 
 }  // namespace content