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

content/browser/devtools/renderer_overrides_handler.cc

 // Copyright (c) 2013 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 "content/browser/devtools/renderer_overrides_handler.h"
 
 #include <string>
 
 #include "base/base64.h"
 #include "base/bind.h"
@@ skipping 127 matching lines @@
   GURL gurl(url);
   if (!gurl.is_valid()) {
     return command->ErrorResponse(
         DevToolsProtocol::kErrorInternalError,
         "Cannot navigate to invalid URL");
   }
   RenderViewHost* host = agent_->GetRenderViewHost();
   if (host) {
     WebContents* web_contents = host->GetDelegate()->GetAsWebContents();
     if (web_contents) {
-      web_contents->GetController().LoadURL(
-          gurl, Referrer(), PAGE_TRANSITION_TYPED, "");
+      web_contents->GetController()
+          .LoadURL(gurl, Referrer(), PAGE_TRANSITION_TYPED, std::string());
       return command->SuccessResponse(new base::DictionaryValue());
     }
   }
   return command->ErrorResponse(
       DevToolsProtocol::kErrorInternalError,
       "No WebContents to navigate");
 }
 
 scoped_ptr<DevToolsProtocol::Response>
 RendererOverridesHandler::PageCaptureScreenshot(
@@ skipping 20 matching lines @@
                             snapshot_bounds))
     return false;
 
   return base::Base64Encode(base::StringPiece(
                                 reinterpret_cast<char*>(&*png.begin()),
                                 png.size()),
                             base_64_data);
 }
 
 }  // namespace content