Refactor the daemon controller so that the callbacks are called on the caller thread.

remoting/host/setup/daemon_controller_win.cc

Index: remoting/host/setup/daemon_controller_win.cc
diff --git a/remoting/host/setup/daemon_controller_win.cc b/remoting/host/setup/daemon_controller_win.cc
deleted file mode 100644
index e4b8896f8968e430a35156ef5869fbd2a9d209c3..0000000000000000000000000000000000000000
--- a/remoting/host/setup/daemon_controller_win.cc
+++ /dev/null
@@ -1,668 +0,0 @@
-// 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 "remoting/host/setup/daemon_controller.h"
-
-#include "base/basictypes.h"
-#include "base/bind.h"
-#include "base/bind_helpers.h"
-#include "base/compiler_specific.h"
-#include "base/file_util.h"
-#include "base/files/file_path.h"
-#include "base/json/json_reader.h"
-#include "base/json/json_writer.h"
-#include "base/logging.h"
-#include "base/strings/string16.h"
-#include "base/strings/utf_string_conversions.h"
-#include "base/threading/thread.h"
-#include "base/time/time.h"
-#include "base/timer/timer.h"
-#include "base/values.h"
-#include "base/win/scoped_bstr.h"
-#include "base/win/scoped_comptr.h"
-#include "base/win/windows_version.h"
-#include "remoting/base/scoped_sc_handle_win.h"
-#include "remoting/host/branding.h"
-// chromoting_lib.h contains MIDL-generated declarations.
-#include "remoting/host/chromoting_lib.h"
-#include "remoting/host/setup/daemon_installer_win.h"
-#include "remoting/host/usage_stats_consent.h"
-
-using base::win::ScopedBstr;
-using base::win::ScopedComPtr;
-
-namespace remoting {
-
-namespace {
-
-// ProgID of the daemon controller.
-const wchar_t kDaemonController[] =
-    L"ChromotingElevatedController.ElevatedController";
-
-// The COM elevation moniker for the Elevated Controller.
-const wchar_t kDaemonControllerElevationMoniker[] =
-    L"Elevation:Administrator!new:"
-    L"ChromotingElevatedController.ElevatedController";
-
-// Name of the Daemon Controller's worker thread.
-const char kDaemonControllerThreadName[] = "Daemon Controller thread";
-
-// The maximum duration of keeping a reference to a privileged instance of
-// the Daemon Controller. This effectively reduces number of UAC prompts a user
-// sees.
-const int kPrivilegedTimeoutSec = 5 * 60;
-
-// The maximum duration of keeping a reference to an unprivileged instance of
-// the Daemon Controller. This interval should not be too long. If upgrade
-// happens while there is a live reference to a Daemon Controller instance
-// the old binary still can be used. So dropping the references often makes sure
-// that the old binary will go away sooner.
-const int kUnprivilegedTimeoutSec = 60;
-
-class DaemonControllerWin : public remoting::DaemonController {
- public:
-  DaemonControllerWin();
-  virtual ~DaemonControllerWin();
-
-  virtual State GetState() OVERRIDE;
-  virtual void GetConfig(const GetConfigCallback& callback) OVERRIDE;
-  virtual void SetConfigAndStart(
-      scoped_ptr<base::DictionaryValue> config,
-      bool consent,
-      const CompletionCallback& done) OVERRIDE;
-  virtual void UpdateConfig(scoped_ptr<base::DictionaryValue> config,
-                            const CompletionCallback& done_callback) OVERRIDE;
-  virtual void Stop(const CompletionCallback& done_callback) OVERRIDE;
-  virtual void SetWindow(void* window_handle) OVERRIDE;
-  virtual void GetVersion(const GetVersionCallback& done_callback) OVERRIDE;
-  virtual void GetUsageStatsConsent(
-      const GetUsageStatsConsentCallback& done) OVERRIDE;
-
- private:
-  // Activates an unprivileged instance of the daemon controller and caches it.
-  HRESULT ActivateController();
-
-  // Activates an instance of the daemon controller and caches it. If COM
-  // Elevation is supported (Vista+) the activated instance is elevated,
-  // otherwise it is activated under credentials of the caller.
-  HRESULT ActivateElevatedController();
-
-  // Releases the cached instance of the controller.
-  void ReleaseController();
-
-  // Procedes with the daemon configuration if the installation succeeded,
-  // otherwise reports the error.
-  void OnInstallationComplete(scoped_ptr<base::DictionaryValue> config,
-                              bool consent,
-                              const CompletionCallback& done,
-                              HRESULT result);
-
-  // Opens the Chromoting service returning its handle in |service_out|.
-  DWORD OpenService(ScopedScHandle* service_out);
-
-  // Converts a config dictionary to a scoped BSTR.
-  static void ConfigToString(const base::DictionaryValue& config,
-                             ScopedBstr* out);
-
-  // Converts a Windows service status code to a Daemon state.
-  static State ConvertToDaemonState(DWORD service_state);
-
-  // Converts HRESULT to the AsyncResult.
-  static AsyncResult HResultToAsyncResult(HRESULT hr);
-
-  // The functions that actually do the work. They should be called in
-  // the context of |worker_thread_|;
-  void DoGetConfig(const GetConfigCallback& callback);
-  void DoInstallAsNeededAndStart(scoped_ptr<base::DictionaryValue> config,
-                                 bool consent,
-                                 const CompletionCallback& done_callback);
-  void DoSetConfigAndStart(scoped_ptr<base::DictionaryValue> config,
-                           bool consent,
-                           const CompletionCallback& done);
-  void DoUpdateConfig(scoped_ptr<base::DictionaryValue> config,
-                      const CompletionCallback& done_callback);
-  void DoStop(const CompletionCallback& done_callback);
-  void DoSetWindow(void* window_handle);
-  void DoGetVersion(const GetVersionCallback& callback);
-  void DoGetUsageStatsConsent(
-      const GetUsageStatsConsentCallback& done);
-
-  // |control_| and |control2_| hold references to an instance of the daemon
-  // controller to prevent a UAC prompt on every operation.
-  ScopedComPtr<IDaemonControl> control_;
-  ScopedComPtr<IDaemonControl2> control2_;
-
-  // True if |control_| holds a reference to an elevated instance of the daemon
-  // controller.
-  bool control_is_elevated_;
-
-  // This timer is used to release |control_| after a timeout.
-  scoped_ptr<base::OneShotTimer<DaemonControllerWin> > release_timer_;
-
-  // Handle of the plugin window.
-  HWND window_handle_;
-
-  // The worker thread used for servicing long running operations.
-  base::Thread worker_thread_;
-
-  scoped_ptr<DaemonInstallerWin> installer_;
-
-  DISALLOW_COPY_AND_ASSIGN(DaemonControllerWin);
-};
-
-DaemonControllerWin::DaemonControllerWin()
-    : control_is_elevated_(false),
-      window_handle_(NULL),
-      worker_thread_(kDaemonControllerThreadName) {
-  worker_thread_.init_com_with_mta(false);
-  if (!worker_thread_.Start()) {
-    LOG(FATAL) << "Failed to start the Daemon Controller worker thread.";
-  }
-}
-
-DaemonControllerWin::~DaemonControllerWin() {
-  // Clean up resources allocated on the worker thread.
-  worker_thread_.message_loop_proxy()->PostTask(
-      FROM_HERE,
-      base::Bind(&DaemonControllerWin::ReleaseController,
-                 base::Unretained(this)));
-  worker_thread_.Stop();
-}
-
-remoting::DaemonController::State DaemonControllerWin::GetState() {
-  if (base::win::GetVersion() < base::win::VERSION_XP) {
-    return STATE_NOT_IMPLEMENTED;
-  }
-  // TODO(alexeypa): Make the thread alertable, so we can switch to APC
-  // notifications rather than polling.
-  ScopedScHandle service;
-  DWORD error = OpenService(&service);
-
-  switch (error) {
-    case ERROR_SUCCESS: {
-      SERVICE_STATUS status;
-      if (::QueryServiceStatus(service, &status)) {
-        return ConvertToDaemonState(status.dwCurrentState);
-      } else {
-        LOG_GETLASTERROR(ERROR)
-            << "Failed to query the state of the '" << kWindowsServiceName
-            << "' service";
-        return STATE_UNKNOWN;
-      }
-      break;
-    }
-    case ERROR_SERVICE_DOES_NOT_EXIST:
-      return STATE_NOT_INSTALLED;
-    default:
-      return STATE_UNKNOWN;
-  }
-}
-
-void DaemonControllerWin::GetConfig(const GetConfigCallback& callback) {
-  worker_thread_.message_loop_proxy()->PostTask(
-      FROM_HERE,
-      base::Bind(&DaemonControllerWin::DoGetConfig,
-                 base::Unretained(this), callback));
-}
-
-void DaemonControllerWin::SetConfigAndStart(
-    scoped_ptr<base::DictionaryValue> config,
-    bool consent,
-    const CompletionCallback& done) {
-  worker_thread_.message_loop_proxy()->PostTask(
-      FROM_HERE, base::Bind(
-          &DaemonControllerWin::DoInstallAsNeededAndStart,
-          base::Unretained(this), base::Passed(&config), consent, done));
-}
-
-void DaemonControllerWin::UpdateConfig(
-    scoped_ptr<base::DictionaryValue> config,
-    const CompletionCallback& done_callback) {
-  worker_thread_.message_loop_proxy()->PostTask(
-      FROM_HERE, base::Bind(
-          &DaemonControllerWin::DoUpdateConfig,
-          base::Unretained(this), base::Passed(&config), done_callback));
-}
-
-void DaemonControllerWin::Stop(const CompletionCallback& done_callback) {
-  worker_thread_.message_loop_proxy()->PostTask(
-      FROM_HERE, base::Bind(
-          &DaemonControllerWin::DoStop, base::Unretained(this),
-          done_callback));
-}
-
-void DaemonControllerWin::SetWindow(void* window_handle) {
-  worker_thread_.message_loop_proxy()->PostTask(
-      FROM_HERE, base::Bind(
-          &DaemonControllerWin::DoSetWindow, base::Unretained(this),
-          window_handle));
-}
-
-void DaemonControllerWin::GetVersion(const GetVersionCallback& callback) {
-  worker_thread_.message_loop_proxy()->PostTask(
-      FROM_HERE,
-      base::Bind(&DaemonControllerWin::DoGetVersion,
-                 base::Unretained(this), callback));
-}
-
-void DaemonControllerWin::GetUsageStatsConsent(
-    const GetUsageStatsConsentCallback& done) {
-  worker_thread_.message_loop_proxy()->PostTask(
-      FROM_HERE,
-      base::Bind(&DaemonControllerWin::DoGetUsageStatsConsent,
-                 base::Unretained(this), done));
-}
-
-HRESULT DaemonControllerWin::ActivateController() {
-  DCHECK(worker_thread_.message_loop_proxy()->BelongsToCurrentThread());
-
-  if (control_.get() == NULL) {
-    CLSID class_id;
-    HRESULT hr = CLSIDFromProgID(kDaemonController, &class_id);
-    if (FAILED(hr)) {
-      return hr;
-    }
-
-    hr = CoCreateInstance(class_id, NULL, CLSCTX_LOCAL_SERVER,
-                          IID_IDaemonControl, control_.ReceiveVoid());
-    if (FAILED(hr)) {
-      return hr;
-    }
-
-    // Ignore the error. IID_IDaemonControl2 is optional.
-    control_.QueryInterface(IID_IDaemonControl2, control2_.ReceiveVoid());
-
-    // Release |control_| upon expiration of the timeout.
-    release_timer_.reset(new base::OneShotTimer<DaemonControllerWin>());
-    release_timer_->Start(FROM_HERE,
-                          base::TimeDelta::FromSeconds(kUnprivilegedTimeoutSec),
-                          this,
-                          &DaemonControllerWin::ReleaseController);
-  }
-
-  return S_OK;
-}
-
-HRESULT DaemonControllerWin::ActivateElevatedController() {
-  DCHECK(worker_thread_.message_loop_proxy()->BelongsToCurrentThread());
-
-  // The COM elevation is supported on Vista and above.
-  if (base::win::GetVersion() < base::win::VERSION_VISTA) {
-    return ActivateController();
-  }
-
-  // Release an unprivileged instance of the daemon controller if any.
-  if (!control_is_elevated_) {
-    ReleaseController();
-  }
-
-  if (control_.get() == NULL) {
-    BIND_OPTS3 bind_options;
-    memset(&bind_options, 0, sizeof(bind_options));
-    bind_options.cbStruct = sizeof(bind_options);
-    bind_options.hwnd = GetTopLevelWindow(window_handle_);
-    bind_options.dwClassContext  = CLSCTX_LOCAL_SERVER;
-
-    HRESULT hr = ::CoGetObject(
-        kDaemonControllerElevationMoniker,
-        &bind_options,
-        IID_IDaemonControl,
-        control_.ReceiveVoid());
-    if (FAILED(hr)) {
-      return hr;
-    }
-
-    // Ignore the error. IID_IDaemonControl2 is optional.
-    control_.QueryInterface(IID_IDaemonControl2, control2_.ReceiveVoid());
-
-    // Note that we hold a reference to an elevated instance now.
-    control_is_elevated_ = true;
-
-    // Release |control_| upon expiration of the timeout.
-    release_timer_.reset(new base::OneShotTimer<DaemonControllerWin>());
-    release_timer_->Start(FROM_HERE,
-                          base::TimeDelta::FromSeconds(kPrivilegedTimeoutSec),
-                          this,
-                          &DaemonControllerWin::ReleaseController);
-  }
-
-  return S_OK;
-}
-
-void DaemonControllerWin::ReleaseController() {
-  DCHECK(worker_thread_.message_loop_proxy()->BelongsToCurrentThread());
-
-  control_.Release();
-  control2_.Release();
-  release_timer_.reset();
-  control_is_elevated_ = false;
-}
-
-void DaemonControllerWin::OnInstallationComplete(
-    scoped_ptr<base::DictionaryValue> config,
-    bool consent,
-    const CompletionCallback& done,
-    HRESULT result) {
-  DCHECK(worker_thread_.message_loop_proxy()->BelongsToCurrentThread());
-
-  if (SUCCEEDED(result)) {
-    DoSetConfigAndStart(config.Pass(), consent, done);
-  } else {
-    LOG(ERROR) << "Failed to install the Chromoting Host "
-               << "(error: 0x" << std::hex << result << std::dec << ").";
-    done.Run(HResultToAsyncResult(result));
-  }
-
-  DCHECK(installer_.get() != NULL);
-  installer_.reset();
-}
-
-DWORD DaemonControllerWin::OpenService(ScopedScHandle* service_out) {
-  // Open the service and query its current state.
-  ScopedScHandle scmanager(
-      ::OpenSCManagerW(NULL, SERVICES_ACTIVE_DATABASE,
-                       SC_MANAGER_CONNECT | SC_MANAGER_ENUMERATE_SERVICE));
-  if (!scmanager.IsValid()) {
-    DWORD error = GetLastError();
-    LOG_GETLASTERROR(ERROR)
-        << "Failed to connect to the service control manager";
-    return error;
-  }
-
-  ScopedScHandle service(
-      ::OpenServiceW(scmanager, kWindowsServiceName, SERVICE_QUERY_STATUS));
-  if (!service.IsValid()) {
-    DWORD error = GetLastError();
-    if (error != ERROR_SERVICE_DOES_NOT_EXIST) {
-      LOG_GETLASTERROR(ERROR)
-          << "Failed to open to the '" << kWindowsServiceName << "' service";
-    }
-    return error;
-  }
-
-  service_out->Set(service.Take());
-  return ERROR_SUCCESS;
-}
-
-// static
-void DaemonControllerWin::ConfigToString(const base::DictionaryValue& config,
-                                         ScopedBstr* out) {
-  std::string config_str;
-  base::JSONWriter::Write(&config, &config_str);
-  ScopedBstr config_scoped_bstr(UTF8ToUTF16(config_str).c_str());
-  out->Swap(config_scoped_bstr);
-}
-
-// static
-remoting::DaemonController::State DaemonControllerWin::ConvertToDaemonState(
-    DWORD service_state) {
-  switch (service_state) {
-  case SERVICE_RUNNING:
-    return STATE_STARTED;
-
-  case SERVICE_CONTINUE_PENDING:
-  case SERVICE_START_PENDING:
-    return STATE_STARTING;
-    break;
-
-  case SERVICE_PAUSE_PENDING:
-  case SERVICE_STOP_PENDING:
-    return STATE_STOPPING;
-    break;
-
-  case SERVICE_PAUSED:
-  case SERVICE_STOPPED:
-    return STATE_STOPPED;
-    break;
-
-  default:
-    NOTREACHED();
-    return STATE_UNKNOWN;
-  }
-}
-
-// static
-DaemonController::AsyncResult DaemonControllerWin::HResultToAsyncResult(
-    HRESULT hr) {
-  if (SUCCEEDED(hr)) {
-    return RESULT_OK;
-  } else if (hr == HRESULT_FROM_WIN32(ERROR_CANCELLED)) {
-    return RESULT_CANCELLED;
-  } else {
-    // TODO(sergeyu): Report other errors to the webapp once it knows
-    // how to handle them.
-    return RESULT_FAILED;
-  }
-}
-
-void DaemonControllerWin::DoGetConfig(const GetConfigCallback& callback) {
-  DCHECK(worker_thread_.message_loop_proxy()->BelongsToCurrentThread());
-
-  scoped_ptr<base::DictionaryValue> dictionary_null;
-
-  // Configure and start the Daemon Controller if it is installed already.
-  HRESULT hr = ActivateController();
-  if (FAILED(hr)) {
-    callback.Run(dictionary_null.Pass());
-    return;
-  }
-
-  // Get the host configuration.
-  ScopedBstr host_config;
-  hr = control_->GetConfig(host_config.Receive());
-  if (FAILED(hr)) {
-    callback.Run(dictionary_null.Pass());
-    return;
-  }
-
-  // Parse the string into a dictionary.
-  string16 file_content(static_cast<BSTR>(host_config), host_config.Length());
-  scoped_ptr<base::Value> config(
-      base::JSONReader::Read(UTF16ToUTF8(file_content),
-          base::JSON_ALLOW_TRAILING_COMMAS));
-
-  base::DictionaryValue* dictionary;
-  if (config.get() == NULL || !config->GetAsDictionary(&dictionary)) {
-    callback.Run(dictionary_null.Pass());
-    return;
-  }
-  // Release |config|, because dictionary points to the same object.
-  config.release();
-
-  callback.Run(scoped_ptr<base::DictionaryValue>(dictionary));
-}
-
-void DaemonControllerWin::DoInstallAsNeededAndStart(
-    scoped_ptr<base::DictionaryValue> config,
-    bool consent,
-    const CompletionCallback& done) {
-  DCHECK(worker_thread_.message_loop_proxy()->BelongsToCurrentThread());
-
-  // Configure and start the Daemon Controller if it is installed already.
-  HRESULT hr = ActivateElevatedController();
-  if (SUCCEEDED(hr)) {
-    DoSetConfigAndStart(config.Pass(), consent, done);
-    return;
-  }
-
-  // Otherwise, install it if its COM registration entry is missing.
-  if (hr == CO_E_CLASSSTRING) {
-    scoped_ptr<DaemonInstallerWin> installer = DaemonInstallerWin::Create(
-        GetTopLevelWindow(window_handle_),
-        base::Bind(&DaemonControllerWin::OnInstallationComplete,
-                   base::Unretained(this),
-                   base::Passed(&config),
-                   consent,
-                   done));
-    if (installer.get()) {
-      DCHECK(!installer_.get());
-      installer_ = installer.Pass();
-      installer_->Install();
-    }
-  } else {
-    LOG(ERROR) << "Failed to initiate the Chromoting Host installation "
-               << "(error: 0x" << std::hex << hr << std::dec << ").";
-    done.Run(HResultToAsyncResult(hr));
-  }
-}
-
-void DaemonControllerWin::DoSetConfigAndStart(
-    scoped_ptr<base::DictionaryValue> config,
-    bool consent,
-    const CompletionCallback& done) {
-  DCHECK(worker_thread_.message_loop_proxy()->BelongsToCurrentThread());
-
-  HRESULT hr = ActivateElevatedController();
-  if (FAILED(hr)) {
-    done.Run(HResultToAsyncResult(hr));
-    return;
-  }
-
-  // Record the user's consent.
-  if (control2_.get()) {
-    hr = control2_->SetUsageStatsConsent(consent);
-    if (FAILED(hr)) {
-      done.Run(HResultToAsyncResult(hr));
-      return;
-    }
-  }
-
-  // Set the configuration.
-  ScopedBstr config_str(NULL);
-  ConfigToString(*config, &config_str);
-  if (config_str == NULL) {
-    done.Run(HResultToAsyncResult(E_OUTOFMEMORY));
-    return;
-  }
-
-  hr = control_->SetOwnerWindow(
-      reinterpret_cast<LONG_PTR>(GetTopLevelWindow(window_handle_)));
-  if (FAILED(hr)) {
-    done.Run(HResultToAsyncResult(hr));
-    return;
-  }
-
-  hr = control_->SetConfig(config_str);
-  if (FAILED(hr)) {
-    done.Run(HResultToAsyncResult(hr));
-    return;
-  }
-
-  // Start daemon.
-  hr = control_->StartDaemon();
-  done.Run(HResultToAsyncResult(hr));
-}
-
-void DaemonControllerWin::DoUpdateConfig(
-    scoped_ptr<base::DictionaryValue> config,
-    const CompletionCallback& done_callback) {
-  DCHECK(worker_thread_.message_loop_proxy()->BelongsToCurrentThread());
-
-  HRESULT hr = ActivateElevatedController();
-  if (FAILED(hr)) {
-    done_callback.Run(HResultToAsyncResult(hr));
-    return;
-  }
-
-  // Update the configuration.
-  ScopedBstr config_str(NULL);
-  ConfigToString(*config, &config_str);
-  if (config_str == NULL) {
-    done_callback.Run(HResultToAsyncResult(E_OUTOFMEMORY));
-    return;
-  }
-
-  // Make sure that the PIN confirmation dialog is focused properly.
-  hr = control_->SetOwnerWindow(
-      reinterpret_cast<LONG_PTR>(GetTopLevelWindow(window_handle_)));
-  if (FAILED(hr)) {
-    done_callback.Run(HResultToAsyncResult(hr));
-    return;
-  }
-
-  hr = control_->UpdateConfig(config_str);
-  done_callback.Run(HResultToAsyncResult(hr));
-}
-
-void DaemonControllerWin::DoStop(const CompletionCallback& done_callback) {
-  DCHECK(worker_thread_.message_loop_proxy()->BelongsToCurrentThread());
-
-  HRESULT hr = ActivateElevatedController();
-  if (FAILED(hr)) {
-    done_callback.Run(HResultToAsyncResult(hr));
-    return;
-  }
-
-  hr = control_->StopDaemon();
-  done_callback.Run(HResultToAsyncResult(hr));
-}
-
-void DaemonControllerWin::DoSetWindow(void* window_handle) {
-  window_handle_ = reinterpret_cast<HWND>(window_handle);
-}
-
-void DaemonControllerWin::DoGetVersion(const GetVersionCallback& callback) {
-  DCHECK(worker_thread_.message_loop_proxy()->BelongsToCurrentThread());
-
-  std::string version_null;
-
-  // Configure and start the Daemon Controller if it is installed already.
-  HRESULT hr = ActivateController();
-  if (FAILED(hr)) {
-    callback.Run(version_null);
-    return;
-  }
-
-  // Get the version string.
-  ScopedBstr version;
-  hr = control_->GetVersion(version.Receive());
-  if (FAILED(hr)) {
-    callback.Run(version_null);
-    return;
-  }
-
-  callback.Run(UTF16ToUTF8(
-      string16(static_cast<BSTR>(version), version.Length())));
-}
-
-void DaemonControllerWin::DoGetUsageStatsConsent(
-    const GetUsageStatsConsentCallback& done) {
-  DCHECK(worker_thread_.message_loop_proxy()->BelongsToCurrentThread());
-
-  // Activate the Daemon Controller and see if it supports |IDaemonControl2|.
-  HRESULT hr = ActivateController();
-  if (FAILED(hr)) {
-    // The host is not installed yet. Assume that the user didn't consent to
-    // collecting crash dumps.
-    done.Run(true, false, false);
-    return;
-  }
-
-  if (control2_.get() == NULL) {
-    // The host is installed and does not support crash dump reporting.
-    done.Run(false, false, false);
-    return;
-  }
-
-  // Get the recorded user's consent.
-  BOOL allowed;
-  BOOL set_by_policy;
-  hr = control2_->GetUsageStatsConsent(&allowed, &set_by_policy);
-  if (FAILED(hr)) {
-    // If the user's consent is not recorded yet, assume that the user didn't
-    // consent to collecting crash dumps.
-    done.Run(true, false, false);
-    return;
-  }
-
-  done.Run(true, !!allowed, !!set_by_policy);
-}
-
-}  // namespace
-
-scoped_ptr<DaemonController> remoting::DaemonController::Create() {
-  return scoped_ptr<DaemonController>(new DaemonControllerWin());
-}
-
-}  // namespace remoting