Fix VirtualPath::GetNormalizedFilePath on Windows

webkit/fileapi/file_system_util.cc

 // Copyright (c) 2012 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/fileapi/file_system_util.h"
 
 #include "build/build_config.h"
 
 #include "base/files/file_path.h"
 #include "base/logging.h"
@@ skipping 92 matching lines @@
       components->push_back(component);
     begin = end + 1;
   }
 }
 
 base::FilePath::StringType VirtualPath::GetNormalizedFilePath(
     const base::FilePath& path) {
   base::FilePath::StringType normalized_path = path.value();
   const size_t num_separators = base::FilePath::StringType(
       base::FilePath::kSeparators).length();
-  for (size_t i = 1; i < num_separators; ++i) {
+  for (size_t i = 0; i < num_separators; ++i) {
     std::replace(normalized_path.begin(), normalized_path.end(),
                  base::FilePath::kSeparators[i], kSeparator);
   }
 
   return (IsAbsolute(normalized_path)) ?
       normalized_path : base::FilePath::StringType(kRoot) + normalized_path;
 }
 
 bool VirtualPath::IsAbsolute(const base::FilePath::StringType& path) {
   return path.find(kRoot) == 0;
@@ skipping 250 matching lines @@
     root.append("/");
   }
   return root;
 }
 
 bool AreSameFileSystem(const FileSystemURL& url1, const FileSystemURL& url2) {
   return url1.origin() == url2.origin() && url1.type() == url2.type();
 }
 
 }  // namespace fileapi