Keep only base/extractor.[cc|h].

core/system_monitor.cc

Index: core/system_monitor.cc
diff --git a/core/system_monitor.cc b/core/system_monitor.cc
deleted file mode 100644
index 7629db872b8b3b63dff8557804f4ff6d599bcd22..0000000000000000000000000000000000000000
--- a/core/system_monitor.cc
+++ /dev/null
@@ -1,144 +0,0 @@
-// Copyright 2008-2009 Google Inc.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-// ========================================================================
-
-#include "omaha/core/system_monitor.h"
-#include "omaha/base/constants.h"
-#include "omaha/base/debug.h"
-#include "omaha/base/error.h"
-#include "omaha/base/logging.h"
-#include "omaha/base/reg_key.h"
-#include "omaha/common/app_registry_utils.h"
-#include "omaha/common/const_goopdate.h"
-
-namespace omaha {
-
-SystemMonitor::SystemMonitor(bool is_machine)
-    : is_machine_(is_machine) {
-  ::InterlockedExchangePointer(reinterpret_cast<void**>(&observer_), NULL);
-}
-
-SystemMonitor::~SystemMonitor() {
-  if (m_hWnd) {
-    VERIFY1(DestroyWindow());
-  }
-}
-
-HRESULT SystemMonitor::Initialize(bool monitor_registry) {
-  if (monitor_registry) {
-    registry_monitor_.reset(new RegistryMonitor);
-    if (SUCCEEDED(registry_monitor_->Initialize())) {
-      HKEY root_key = is_machine_ ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER;
-      VERIFY1(SUCCEEDED(registry_monitor_->MonitorValue(
-          root_key,
-          GOOPDATE_MAIN_KEY,
-          kRegValueLastChecked,
-          REG_DWORD,
-          RegistryValueChangeCallback,
-          this)));
-      VERIFY1(SUCCEEDED(registry_monitor_->MonitorKey(
-          root_key,
-          GOOPDATE_REG_RELATIVE_CLIENTS,
-          RegistryKeyChangeCallback,
-          this)));
-      VERIFY1(SUCCEEDED(registry_monitor_->StartMonitoring()));
-    }
-  }
-
-  // Create a window to receive broadcast messages.
-  const TCHAR kWindowTitle[] = _T("{2D905E07-FC38-4b89-83E1-931D3630937F}");
-  VERIFY1(Create(NULL, NULL, kWindowTitle));
-  return S_OK;
-}
-
-LRESULT SystemMonitor::OnPowerBroadcast(UINT, WPARAM wparam,
-                                        LPARAM, BOOL& handled) {
-  CORE_LOG(L3, (_T("[SystemMonitor::OnPowerBroadcast][wparam %d]"), wparam));
-  UNREFERENCED_PARAMETER(wparam);
-  handled = true;
-  return 0;
-}
-
-LRESULT SystemMonitor::OnEndSession(UINT, WPARAM wparam,
-                                    LPARAM lparam, BOOL& handled) {
-  CORE_LOG(L3, (_T("[SystemMonitor::OnEndSession][wparam %d][lparam %x]"),
-                wparam, lparam));
-  UNREFERENCED_PARAMETER(wparam);
-  UNREFERENCED_PARAMETER(lparam);
-  handled = true;
-  return 0;
-}
-
-LRESULT SystemMonitor::OnQueryEndSession(UINT, WPARAM,
-                                         LPARAM lparam, BOOL& handled) {
-  CORE_LOG(L3, (_T("[SystemMonitor::OnQueryEndSession][lparam %x]"), lparam));
-  UNREFERENCED_PARAMETER(lparam);
-  handled = true;
-  return TRUE;
-}
-
-LRESULT SystemMonitor::OnWTSSessionChange(UINT, WPARAM wparam,
-                                          LPARAM lparam, BOOL& handled) {
-  CORE_LOG(L3, (_T("[SystemMonitor::OnWTSSessionChange][wparam %x][lparam %d]"),
-                wparam, lparam));
-  UNREFERENCED_PARAMETER(wparam);
-  UNREFERENCED_PARAMETER(lparam);
-  handled = true;
-  return 0;
-}
-
-void SystemMonitor::RegistryValueChangeCallback(const TCHAR* key_name,
-                                                const TCHAR* value_name,
-                                                RegistryChangeType change_type,
-                                                const void* new_value_data,
-                                                void* user_data) {
-  ASSERT1(key_name);
-  ASSERT1(value_name);
-  ASSERT1(user_data);
-
-  ASSERT1(_tcscmp(value_name, kRegValueLastChecked) == 0);
-
-  UNREFERENCED_PARAMETER(key_name);
-  UNREFERENCED_PARAMETER(value_name);
-  UNREFERENCED_PARAMETER(new_value_data);
-
-  SystemMonitor* system_monitor = static_cast<SystemMonitor*>(user_data);
-  if (change_type == REGISTRY_CHANGE_TYPE_DELETE &&
-      system_monitor->observer_) {
-    system_monitor->observer_->LastCheckedDeleted();
-  }
-}
-
-void SystemMonitor::RegistryKeyChangeCallback(const TCHAR* key_name,
-                                              void* user_data) {
-  ASSERT1(key_name);
-  ASSERT1(user_data);
-
-  UNREFERENCED_PARAMETER(key_name);
-  ASSERT1(_tcscmp(key_name, GOOPDATE_REG_RELATIVE_CLIENTS) == 0);
-
-  SystemMonitor* system_monitor = static_cast<SystemMonitor*>(user_data);
-  if (!system_monitor->observer_) {
-    return;
-  }
-
-  const bool is_machine = system_monitor->is_machine_;
-  size_t num_clients(0);
-  if (SUCCEEDED(app_registry_utils::GetNumClients(is_machine, &num_clients)) &&
-      num_clients <= 1) {
-    system_monitor->observer_->NoRegisteredClients();
-  }
-}
-
-}  // namespace omaha