Compressed activity log database storage

chrome/browser/extensions/activity_log/stream_noargs_ui_policy.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 "chrome/browser/extensions/activity_log/stream_noargs_ui_policy.h"
-
-#include "base/json/json_string_value_serializer.h"
-#include "chrome/browser/extensions/activity_log/activity_action_constants.h"
-
-namespace constants = activity_log_constants;
-
-namespace {
-
-// We should log the arguments to these API calls.  Be careful when
-// constructing this whitelist to not keep arguments that might compromise
-// privacy by logging too much data to the activity log.
-//
-// TODO(mvrable): The contents of this whitelist should be reviewed and
-// expanded as needed.
-const char* kAlwaysLog[] = {"extension.connect", "extension.sendMessage",
-                            "tabs.executeScript", "tabs.insertCSS"};
-
-}  // namespace
-
-namespace extensions {
-
-StreamWithoutArgsUIPolicy::StreamWithoutArgsUIPolicy(Profile* profile)
-    : FullStreamUIPolicy(profile) {
-  for (size_t i = 0; i < arraysize(kAlwaysLog); i++) {
-    arg_whitelist_api_.insert(kAlwaysLog[i]);
-  }
-}
-
-StreamWithoutArgsUIPolicy::~StreamWithoutArgsUIPolicy() {}
-
-scoped_refptr<Action> StreamWithoutArgsUIPolicy::ProcessArguments(
-    scoped_refptr<Action> action) const {
-  if (action->action_type() == Action::ACTION_DOM_ACCESS ||
-      action->action_type() == Action::ACTION_DOM_EVENT ||
-      arg_whitelist_api_.find(action->api_name()) != arg_whitelist_api_.end()) {
-    // No stripping of arguments
-  } else {
-    // Do not modify the Action in-place, as there might be other users.
-    action = action->Clone();
-    action->set_args(scoped_ptr<ListValue>());
-
-    // Strip details of the web request modifications (for privacy reasons).
-    if (action->action_type() == Action::ACTION_WEB_REQUEST) {
-      DictionaryValue* details = NULL;
-      if (action->mutable_other()->GetDictionary(constants::kActionWebRequest,
-                                                 &details)) {
-        DictionaryValue::Iterator details_iterator(*details);
-        while (!details_iterator.IsAtEnd()) {
-          details->SetBoolean(details_iterator.key(), true);
-          details_iterator.Advance();
-        }
-      }
-    }
-  }
-  return action;
-}
-
-}  // namespace extensions