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

base/strings/string_split.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 "base/strings/string_split.h"
 
 #include "base/logging.h"
 #include "base/string_util.h"
 #include "base/third_party/icu/icu_utf.h"
 #include "base/utf_string_conversions.h"
@@ skipping 89 matching lines @@
     std::string key;
     std::vector<std::string> value;
     if (!SplitStringIntoKeyValues(pairs[i],
                                   key_value_delimiter,
                                   &key, &value)) {
       // Don't return here, to allow for keys without associated
       // values; just record that our split failed.
       success = false;
     }
     DCHECK_LE(value.size(), 1U);
-    kv_pairs->push_back(make_pair(key, value.empty()? "" : value[0]));
+    kv_pairs->push_back(
+        make_pair(key, value.empty() ? std::string() : value[0]));
   }
   return success;
 }
 
 template <typename STR>
 static void SplitStringUsingSubstrT(const STR& str,
                                     const STR& s,
                                     std::vector<STR>* r) {
   r->clear();
   typename STR::size_type begin_index = 0;
@@ skipping 89 matching lines @@
                                 std::vector<string16>* result) {
   SplitStringAlongWhitespaceT(str, result);
 }
 
 void SplitStringAlongWhitespace(const std::string& str,
                                 std::vector<std::string>* result) {
   SplitStringAlongWhitespaceT(str, result);
 }
 
 }  // namespace base