Add a setting to CF to remove 'chromeframe' from the UserAgent on a per-pattern basis.

chrome_frame/registry_list_preferences_holder.h

Index: chrome_frame/registry_list_preferences_holder.h
diff --git a/chrome_frame/registry_list_preferences_holder.h b/chrome_frame/registry_list_preferences_holder.h
new file mode 100644
index 0000000000000000000000000000000000000000..3c4ee46956d7034b6a87d00ec2460cb75cd0957b
--- /dev/null
+++ b/chrome_frame/registry_list_preferences_holder.h
@@ -0,0 +1,51 @@
+// 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.
+
+// A utility class for accessing and caching registry preferences that take
+// the form of lists of strings.
+// TODO(robertshield): Use the RegistryWatcher stuff to keep this list up to
+// date.
+
+#ifndef CHROME_FRAME_REGISTRY_LIST_PREFERENCES_HOLDER_H_
+#define CHROME_FRAME_REGISTRY_LIST_PREFERENCES_HOLDER_H_
+#pragma once
+
+#include <windows.h>
+
+#include <vector>
+
+#include "base/string16.h"
+
+class RegistryListPreferencesHolder {
+ public:
+  RegistryListPreferencesHolder();
+
+  // Initializes the RegistryListPreferencesHolder using the values stored
+  // under the key |list_name| stored at |registry_path| under |hive|.
+  void Init(HKEY hive,
+            const wchar_t* registry_path,
+            const wchar_t* list_name);
+
+  bool Valid() const { return valid_; }
+
+  // Returns true iff |string| matches any of the strings in values_, using the
+  // matching logic in base's MatchPattern().
+  bool ListMatches(const string16& string) const;
+
+  // Manually add a string to values_ for testing purposes.
+  void AddStringForTesting(const string16& string);
+
+  // Reset the holder causing it to be re-initialized, for testing purposes
+  // only.
+  // TODO(robertshield): Remove this once the RegistryWatcher stuff is wired up.
+  void ResetForTesting();
+
+ private:
+  std::vector<string16> values_;
+  bool valid_;
+
+  DISALLOW_COPY_AND_ASSIGN(RegistryListPreferencesHolder);
+};
+
+#endif  // CHROME_FRAME_REGISTRY_LIST_PREFERENCES_HOLDER_H_