Rewrite std::string("") to std::string(), Linux edition.

chrome/browser/prefs/proxy_config_dictionary.cc

 // Copyright (c) 2011 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 "chrome/browser/prefs/proxy_config_dictionary.h"
 
 #include "base/basictypes.h"
 #include "base/logging.h"
 #include "base/values.h"
 
@@ skipping 49 matching lines @@
 bool ProxyConfigDictionary::GetBypassList(std::string* out) const {
   return dict_->GetString(kProxyBypassList, out);
 }
 
 bool ProxyConfigDictionary::HasBypassList() const {
   return dict_->HasKey(kProxyBypassList);
 }
 
 // static
 DictionaryValue* ProxyConfigDictionary::CreateDirect() {
-  return CreateDictionary(ProxyPrefs::MODE_DIRECT, "", false, "", "");
+  return CreateDictionary(ProxyPrefs::MODE_DIRECT,
+                          std::string(),
+                          false,
+                          std::string(),
+                          std::string());
 }
 
 // static
 DictionaryValue* ProxyConfigDictionary::CreateAutoDetect() {
-  return CreateDictionary(ProxyPrefs::MODE_AUTO_DETECT, "", false, "", "");
+  return CreateDictionary(ProxyPrefs::MODE_AUTO_DETECT,
+                          std::string(),
+                          false,
+                          std::string(),
+                          std::string());
 }
 
 // static
 DictionaryValue* ProxyConfigDictionary::CreatePacScript(
     const std::string& pac_url,
     bool pac_mandatory) {
   return CreateDictionary(ProxyPrefs::MODE_PAC_SCRIPT,
-                          pac_url, pac_mandatory, "", "");
+                          pac_url,
+                          pac_mandatory,
+                          std::string(),
+                          std::string());
 }
 
 // static
 DictionaryValue* ProxyConfigDictionary::CreateFixedServers(
     const std::string& proxy_server,
     const std::string& bypass_list) {
   if (!proxy_server.empty()) {
-    return CreateDictionary(
-        ProxyPrefs::MODE_FIXED_SERVERS, "", false, proxy_server, bypass_list);
+    return CreateDictionary(ProxyPrefs::MODE_FIXED_SERVERS,
+                            std::string(),
+                            false,
+                            proxy_server,
+                            bypass_list);
   } else {
     return CreateDirect();
   }
 }
 
 // static
 DictionaryValue* ProxyConfigDictionary::CreateSystem() {
-  return CreateDictionary(ProxyPrefs::MODE_SYSTEM, "", false, "", "");
+  return CreateDictionary(ProxyPrefs::MODE_SYSTEM,
+                          std::string(),
+                          false,
+                          std::string(),
+                          std::string());
 }
 
 // static
 DictionaryValue* ProxyConfigDictionary::CreateDictionary(
     ProxyPrefs::ProxyMode mode,
     const std::string& pac_url,
     bool pac_mandatory,
     const std::string& proxy_server,
     const std::string& bypass_list) {
   DictionaryValue* dict = new DictionaryValue();
   dict->SetString(kProxyMode, ProxyModeToString(mode));
   if (!pac_url.empty()) {
     dict->SetString(kProxyPacUrl, pac_url);
     dict->SetBoolean(kProxyPacMandatory, pac_mandatory);
   }
   if (!proxy_server.empty())
     dict->SetString(kProxyServer, proxy_server);
   if (!bypass_list.empty())
     dict->SetString(kProxyBypassList, bypass_list);
   return dict;
 }