Add transparent support for filesystem URLs in URLPatterns.

chrome/common/extensions/extension.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/extension.h"
 
 #include "base/base64.h"
 #include "base/basictypes.h"
 #include "base/command_line.h"
 #include "base/file_path.h"
@@ skipping 2421 matching lines @@
                            std::string(chrome::kFileSystemScheme) + ':',
                            true)) {
         *error = ExtensionErrorUtils::FormatErrorMessageUTF16(
             errors::kInvalidURLPatternError, filter);
         return NULL;
       }
       // The user inputs filesystem:*; we don't actually implement scheme
       // wildcards in URLPattern, so transform to what will match correctly.
       filter.replace(0, 11, "chrome-extension://*/");
       URLPattern pattern(URLPattern::SCHEME_EXTENSION);
-      pattern.set_partial_filesystem_support_hack(true);
       if (pattern.Parse(filter) != URLPattern::PARSE_SUCCESS) {
         *error = ExtensionErrorUtils::FormatErrorMessageUTF16(
             errors::kInvalidURLPatternError, filter);
         return NULL;
       }
       std::string path = pattern.path();
       bool allowed = path == "/*" || path == "/*.*" ||
           (path.compare(0, 3, "/*.") == 0 &&
            path.find_first_of('*', 3) == std::string::npos);
       if (!allowed) {
@@ skipping 1201 matching lines @@
     already_disabled(false),
     extension(extension) {}
 
 UpdatedExtensionPermissionsInfo::UpdatedExtensionPermissionsInfo(
     const Extension* extension,
     const ExtensionPermissionSet* permissions,
     Reason reason)
     : reason(reason),
       extension(extension),
       permissions(permissions) {}