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

chrome/browser/prerender/prerender_browsertest.cc

 // Copyright (c) 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.
 
 #include <deque>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/command_line.h"
 #include "base/files/file_path.h"
@@ skipping 2177 matching lines @@
   NavigateToURL("files/prerender/prerender_page.html");
 }
 
 // Checks that we get the right PPLT histograms for client redirect prerenders
 // and navigations when the referring page is Google.
 IN_PROC_BROWSER_TEST_F(PrerenderBrowserTest,
                        PrerenderLocationReplaceGWSHistograms) {
   DisableJavascriptCalls();
 
   // The loader page should look like Google.
-  const std::string kGoogleDotCom("www.google.com");
+  static const char kGoogleDotCom[] = "www.google.com";
   SetLoaderHostOverride(kGoogleDotCom);
   set_loader_path("files/prerender/prerender_loader_with_replace_state.html");
 
   GURL dest_url = GetCrossDomainTestUrl(
       "files/prerender/prerender_deferred_image.html");
 
   GURL prerender_url = test_server()->GetURL(
       "files/prerender/prerender_location_replace.html?" +
       net::EscapeQueryParamValue(dest_url.spec(), false) +
       "#prerender");
@@ skipping 2114 matching lines @@
   TestShouldDisableLocalPredictorPreferenceNetworkMatrix(
       true /*preference_wifi_network_wifi*/,
       true /*preference_wifi_network_4g*/,
       true /*preference_always_network_wifi*/,
       false /*preference_always_network_4g*/,
       true /*preference_never_network_wifi*/,
       true /*preference_never_network_4g*/);
 }
 
 }  // namespace prerender