Move UserScript and related into extensions namespace

chrome/common/extensions/user_script.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 "chrome/common/extensions/user_script.h"
 
 #include "base/pickle.h"
 #include "base/string_util.h"
 
 namespace {
 
 bool UrlMatchesGlobs(const std::vector<std::string>* globs,
                      const GURL& url) {
   for (std::vector<std::string>::const_iterator glob = globs->begin();
        glob != globs->end(); ++glob) {
     if (MatchPattern(url.spec(), *glob))
       return true;
   }
 
   return false;
 }
 
 }  // namespace
 
+namespace extensions {
+
 // static
 const char UserScript::kFileExtension[] = ".user.js";
 
 bool UserScript::IsURLUserScript(const GURL& url,
                                  const std::string& mime_type) {
   return EndsWith(url.ExtractFileName(), kFileExtension, false) &&
       mime_type != "text/html";
 }
 
 UserScript::File::File(const FilePath& extension_root,
@@ skipping 169 matching lines @@
                                  FileList* scripts) {
   uint64 num_files = 0;
   CHECK(pickle.ReadUInt64(iter, &num_files));
   scripts->clear();
   for (uint64 i = 0; i < num_files; ++i) {
     File file;
     file.Unpickle(pickle, iter);
     scripts->push_back(file);
   }
 }
+
+}  // namespace extensions