base: Get rid of 'using' declaration of StringAppendF.

webkit/blob/view_blob_internals_job.cc

 // Copyright (c) 2010 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 "webkit/blob/view_blob_internals_job.h"
 
 #include "base/logging.h"
 #include "base/format_macros.h"
 #include "base/i18n/number_formatting.h"
 #include "base/i18n/time_formatting.h"
@@ skipping 70 matching lines @@
                      std::string* out) {
   out->append("<li>");
   out->append(element_title);
   out->append(element_data);
   out->append("</li>");
 }
 
 void AddHTMLButton(const std::string& title,
                    const std::string& command,
                    std::string* out) {
-  StringAppendF(out,
-                "<input type=\"button\" value=\"%s\" "
-                    "onclick=\"SubmitCommand('%s')\" />",
-                title.c_str(),
-                command.c_str());
+  base::StringAppendF(out,
+                      "<input type=\"button\" value=\"%s\" "
+                      "onclick=\"SubmitCommand('%s')\" />",
+                      title.c_str(),
+                      command.c_str());
 }
 
 }  // namespace
 
 namespace webkit_blob {
 
 ViewBlobInternalsJob::ViewBlobInternalsJob(
     URLRequest* request, BlobStorageController* blob_storage_controller)
     : URLRequestSimpleJob(request),
       blob_storage_controller_(blob_storage_controller) {
@@ skipping 116 matching lines @@
     }
 
     if (has_multi_items)
       EndHTMLList(out);
   }
 
   EndHTMLList(out);
 }
 
 }  // namespace webkit_blob