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

chrome/renderer/extensions/user_script_scheduler.cc

Index: chrome/renderer/extensions/user_script_scheduler.cc
diff --git a/chrome/renderer/extensions/user_script_scheduler.cc b/chrome/renderer/extensions/user_script_scheduler.cc
index 3cb01baaeb02167b80f57682742b0125b441e05e..f194a23cffe321bf00df3dc950aa0ae86527f319 100644
--- a/chrome/renderer/extensions/user_script_scheduler.cc
+++ b/chrome/renderer/extensions/user_script_scheduler.cc
@@ -147,13 +147,13 @@ void UserScriptScheduler::ExecuteCodeImpl(
   // Since extension info is sent separately from user script info, they can
   // be out of sync. We just ignore this situation.
   if (!extension) {
-    render_view->Send(new ExtensionHostMsg_ExecuteCodeFinished(
-        render_view->GetRoutingID(),
-        params.request_id,
-        "",  // no error
-        -1,
-        GURL(""),
-        execution_results));
+    render_view->Send(
+        new ExtensionHostMsg_ExecuteCodeFinished(render_view->GetRoutingID(),
+                                                 params.request_id,
+                                                 std::string(),  // no error
+                                                 -1,
+                                                 GURL(std::string()),
+                                                 execution_results));
     return;
   }