Move extension_error_utils.* and url_pattern_set.* into

chrome/common/extensions/extension_error_utils.h

Index: chrome/common/extensions/extension_error_utils.h
diff --git a/chrome/common/extensions/extension_error_utils.h b/chrome/common/extensions/extension_error_utils.h
deleted file mode 100644
index 4745ca088f176245cd285b4395c0ff806e25e572..0000000000000000000000000000000000000000
--- a/chrome/common/extensions/extension_error_utils.h
+++ /dev/null
@@ -1,40 +0,0 @@
-// Copyright (c) 2011 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.
-
-#ifndef CHROME_COMMON_EXTENSIONS_EXTENSION_ERROR_UTILS_H_
-#define CHROME_COMMON_EXTENSIONS_EXTENSION_ERROR_UTILS_H_
-
-#include <string>
-
-#include "base/string16.h"
-
-class ExtensionErrorUtils {
- public:
-  // Creates an error messages from a pattern.
-  static std::string FormatErrorMessage(const std::string& format,
-                                        const std::string& s1);
-
-  static std::string FormatErrorMessage(const std::string& format,
-                                        const std::string& s1,
-                                        const std::string& s2);
-
-  static std::string FormatErrorMessage(const std::string& format,
-                                        const std::string& s1,
-                                        const std::string& s2,
-                                        const std::string& s3);
-
-  static string16 FormatErrorMessageUTF16(const std::string& format,
-                                          const std::string& s1);
-
-  static string16 FormatErrorMessageUTF16(const std::string& format,
-                                          const std::string& s1,
-                                          const std::string& s2);
-
-  static string16 FormatErrorMessageUTF16(const std::string& format,
-                                          const std::string& s1,
-                                          const std::string& s2,
-                                          const std::string& s3);
-};
-
-#endif  // CHROME_COMMON_EXTENSIONS_EXTENSION_ERROR_UTILS_H_