Extension package creation cleanup

chrome/common/extensions/extension.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 "chrome/common/extensions/extension.h"
 
 #include <algorithm>
 
 #include "app/l10n_util.h"
 #include "base/base64.h"
@@ skipping 149 matching lines @@
 
 Extension::~Extension() {
 }
 
 const std::string Extension::VersionString() const {
   return version_->GetString();
 }
 
 // static
 bool Extension::IsExtension(const FilePath& file_name) {
-  return file_name.MatchesExtension(
-      FilePath::StringType(FILE_PATH_LITERAL(".")) +
-      chrome::kExtensionFileExtension);
+  return file_name.MatchesExtension(chrome::kExtensionFileExtension);
 }
 
 // static
 bool Extension::IdIsValid(const std::string& id) {
   // Verify that the id is legal.
   if (id.size() != (kIdSize * 2))
     return false;
 
   // We only support lowercase IDs, because IDs can be used as URL components
   // (where GURL will lowercase it).
@@ skipping 1561 matching lines @@
         } else {
           return false;
         }
       } else {
         return true;
       }
     }
   }
   return false;
 }