Move MatchPattern to its own header and the base namespace.

extensions/common/user_script.cc

 // Copyright 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 "extensions/common/user_script.h"
 
 #include "base/atomic_sequence_num.h"
 #include "base/command_line.h"
 #include "base/pickle.h"
+#include "base/strings/pattern.h"
 #include "base/strings/string_util.h"
 #include "extensions/common/switches.h"
 
 namespace {
 
 // This cannot be a plain int or int64 because we need to generate unique IDs
 // from multiple threads.
 base::StaticAtomicSequenceNumber g_user_script_id_generator;
 
 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))
+    if (base::MatchPattern(url.spec(), *glob))
       return true;
   }
 
   return false;
 }
 
 }  // namespace
 
 namespace extensions {
 
@@ skipping 246 matching lines @@
 }
 
 bool operator<(const UserScript& script1, const UserScript& script2) {
   // The only kind of script that should be compared is the kind that has its
   // IDs initialized to a meaningful value.
   DCHECK(script1.id() != -1 && script2.id() != -1);
   return script1.id() < script2.id();
 }
 
 }  // namespace extensions