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

remoting/protocol/jingle_messages.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 "remoting/protocol/jingle_messages.h"
 
 #include "base/logging.h"
 #include "base/string_number_conversions.h"
 #include "remoting/base/constants.h"
 #include "remoting/protocol/content_description.h"
@@ skipping 106 matching lines @@
 
 JingleMessage::NamedCandidate::NamedCandidate(
     const std::string& name,
     const cricket::Candidate& candidate)
     : name(name),
       candidate(candidate) {
 }
 
 // static
 bool JingleMessage::IsJingleMessage(const buzz::XmlElement* stanza) {
-  return
-      stanza->Name() == QName(kJabberNamespace, "iq") &&
-      stanza->Attr(QName("", "type")) == "set" &&
-      stanza->FirstNamed(QName(kJingleNamespace, "jingle")) != NULL;
+  return stanza->Name() == QName(kJabberNamespace, "iq") &&
+         stanza->Attr(QName(std::string(), "type")) == "set" &&
+         stanza->FirstNamed(QName(kJingleNamespace, "jingle")) != NULL;
 }
 
 // static
 std::string JingleMessage::GetActionName(ActionType action) {
   return ValueToName(kActionTypes, action);
 }
 
 JingleMessage::JingleMessage()
     : action(UNKNOWN_ACTION),
       reason(UNKNOWN_REASON) {
@@ skipping 225 matching lines @@
        child != NULL; child = child->NextElement()) {
     iq->AddElement(new buzz::XmlElement(*child));
   }
 
   buzz::XmlElement* error =
       new buzz::XmlElement(QName(kJabberNamespace, "error"));
   iq->AddElement(error);
 
   std::string type;
   std::string error_text;
-  QName name("");
+  QName name;
   switch (error_type) {
     case BAD_REQUEST:
       type = "modify";
       name = QName(kJabberNamespace, "bad-request");
       break;
     case NOT_IMPLEMENTED:
       type = "cancel";
       name = QName(kJabberNamespace, "feature-bad-request");
       break;
     case INVALID_SID:
@@ skipping 34 matching lines @@
     text_elem->SetAttr(QName(kXmlNamespace, "lang"), "en");
     text_elem->SetBodyText(error_text);
     error->AddElement(text_elem);
   }
 
   return iq.Pass();
 }
 
 }  // namespace protocol
 }  // namespace remoting