Compressed activity log database storage

chrome/browser/extensions/activity_log/stream_noargs_ui_policy.h

-// 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.
-
-#ifndef CHROME_BROWSER_EXTENSIONS_ACTIVITY_LOG_STREAM_NOARGS_UI_POLICY_H_
-#define CHROME_BROWSER_EXTENSIONS_ACTIVITY_LOG_STREAM_NOARGS_UI_POLICY_H_
-
-#include <string>
-
-#include "base/containers/hash_tables.h"
-#include "chrome/browser/extensions/activity_log/fullstream_ui_policy.h"
-
-namespace extensions {
-
-// A policy for logging the stream of actions, but without arguments.
-class StreamWithoutArgsUIPolicy : public FullStreamUIPolicy {
- public:
-  explicit StreamWithoutArgsUIPolicy(Profile* profile);
-  virtual ~StreamWithoutArgsUIPolicy();
-
- protected:
-  // Clears the args field of the action (except for some DOM events and a
-  // small whitelisted set of api_names).  For WEB_REQUEST actions, keeps keys
-  // but removes values from the "web_request" dictionary in other.
-  virtual scoped_refptr<Action> ProcessArguments(
-      scoped_refptr<Action> action) const OVERRIDE;
-
- private:
-  base::hash_set<std::string> arg_whitelist_api_;
-};
-
-}  // namespace extensions
-
-#endif  // CHROME_BROWSER_EXTENSIONS_ACTIVITY_LOG_STREAM_NOARGS_UI_POLICY_H_