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

chrome/browser/extensions/extension_function_dispatcher.cc

Index: chrome/browser/extensions/extension_function_dispatcher.cc
diff --git a/chrome/browser/extensions/extension_function_dispatcher.cc b/chrome/browser/extensions/extension_function_dispatcher.cc
index 00a1f39e8c4a645fa31fef82dd72485aa1638988..c15ba6febf7ce58636321d5737763d6b932969d6 100644
--- a/chrome/browser/extensions/extension_function_dispatcher.cc
+++ b/chrome/browser/extensions/extension_function_dispatcher.cc
@@ -63,7 +63,7 @@ void LogSuccess(const Extension* extension,
   } else {
     extensions::ActivityLog* activity_log =
         extensions::ActivityLog::GetInstance(profile);
-    activity_log->LogAPIAction(extension, api_name, args.get(), "");
+    activity_log->LogAPIAction(extension, api_name, args.get(), std::string());
   }
 }
 
@@ -86,11 +86,8 @@ void LogFailure(const Extension* extension,
   } else {
     extensions::ActivityLog* activity_log =
         extensions::ActivityLog::GetInstance(profile);
-    activity_log->LogBlockedAction(extension,
-                                   api_name,
-                                   args.get(),
-                                   reason,
-                                   "");
+    activity_log->LogBlockedAction(
+        extension, api_name, args.get(), reason, std::string());
   }
 }