/C++ readability/ - Make Chromoting Host report crashes to Breakpad (Windows only). The user must e…

remoting/host/breakpad_win.cc

-// 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/breakpad.h"
-
-#include <windows.h>
-
-#include "base/string16.h"
-#include "base/stringprintf.h"
-#include "base/win/registry.h"
-#include "remoting/host/constants.h"
-
-namespace {
-
-// The following strings are used to construct the registry key names where
-// the user's consent to collect crash dumps is recorded.
-const wchar_t kOmahaClientStateKeyFormat[] = L"Google\\Update\\%ls\\%ls";
-const wchar_t kOmahaClientState[] = L"ClientState";
-const wchar_t kOmahaClientStateMedium[] = L"ClientStateMedium";
-const wchar_t kOmahaUsagestatsValue[] = L"usagestats";
-
-}  // namespace
-
-namespace remoting {
-
-bool IsCrashReportingEnabled() {
-  // The user's consent to collect crash dumps is recored as the "usagestats"
-  // value in the ClientState or ClientStateMedium key. Probe
-  // the ClientStateMedium key first.
-  string16 client_state = StringPrintf(kOmahaClientStateKeyFormat,
-                                       kOmahaClientStateMedium,
-                                       remoting::kHostOmahaAppid);
-  base::win::RegKey key;
-  LONG result = key.Open(HKEY_LOCAL_MACHINE, client_state.c_str(), KEY_READ);
-  if (result == ERROR_SUCCESS) {
-    DWORD value = 0;
-    result = key.ReadValueDW(kOmahaUsagestatsValue, &value);
-    if (result == ERROR_SUCCESS) {
-      return value != 0;
-    }
-  }
-
-  client_state = StringPrintf(kOmahaClientStateKeyFormat,
-                              kOmahaClientState,
-                              remoting::kHostOmahaAppid);
-  result = key.Open(HKEY_LOCAL_MACHINE, client_state.c_str(), KEY_READ);
-  if (result == ERROR_SUCCESS) {
-    DWORD value = 0;
-    result = key.ReadValueDW(kOmahaUsagestatsValue, &value);
-    if (result == ERROR_SUCCESS) {
-      return value != 0;
-    }
-  }
-
-  // Do not collect anything unless the user has explicitly allowed it.
-  return false;
-}
-
-}  // namespace remoting