[Installer] Cleaning up dead code for App Launcher / App Host installs.

chrome/installer/util/eula_util.cc

-// Copyright (c) 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/installer/util/eula_util.h"
-
-#include "base/files/file_util.h"
-#include "base/memory/scoped_ptr.h"
-#include "chrome/installer/util/browser_distribution.h"
-#include "chrome/installer/util/install_util.h"
-#include "chrome/installer/util/installation_state.h"
-#include "chrome/installer/util/master_preferences.h"
-#include "chrome/installer/util/master_preferences_constants.h"
-
-namespace installer {
-
-namespace {
-
-bool IsEULAAcceptanceFlagged(BrowserDistribution* dist) {
-  // Chrome creates the EULA sentinel after the EULA has been accepted when
-  // doing so is required by master_preferences. Assume the EULA has not been
-  // accepted if the path to the sentinel cannot be determined.
-  base::FilePath eula_sentinel;
-  return InstallUtil::GetEULASentinelFilePath(&eula_sentinel) &&
-      base::PathExists(eula_sentinel);
-}
-
-scoped_ptr<MasterPreferences> GetMasterPrefs(const ProductState& prod_state) {
-  // The standard location of the master prefs is next to the chrome binary.
-  base::FilePath master_prefs_path(
-      prod_state.GetSetupPath().DirName().DirName().DirName());
-  scoped_ptr<MasterPreferences> install_prefs(new MasterPreferences(
-      master_prefs_path.AppendASCII(kDefaultMasterPrefs)));
-  if (install_prefs && install_prefs->read_from_file())
-    return install_prefs.Pass();
-
-  return scoped_ptr<MasterPreferences>();
-}
-
-// Attempts to initialize |state| with any Chrome-related product.
-// Returns true if any of these product are installed, otherwise false.
-bool GetAnyChromeProductState(bool system_level, ProductState* state) {
-  return state->Initialize(system_level, BrowserDistribution::CHROME_BROWSER)
-      || state->Initialize(system_level, BrowserDistribution::CHROME_FRAME)
-      || state->Initialize(system_level, BrowserDistribution::CHROME_APP_HOST);
-}
-
-}  // namespace
-
-EULAAcceptanceResponse IsEULAAccepted(bool system_level) {
-  ProductState prod_state;
-
-  if (!system_level) {  // User-level case has seprate flow.
-    // Do not simply check Chrome binaries. Instead, check whether or not
-    // any Chrome-related products is installed, because the presence of any of
-    // these products at user-level implies that the EULA has been accepted.
-    return GetAnyChromeProductState(false, &prod_state)
-        ? QUERY_EULA_ACCEPTED : QUERY_EULA_NOT_ACCEPTED;
-  }
-
-  // System-level. Try to use Chrome binaries product state.
-  if (!prod_state.Initialize(true, BrowserDistribution::CHROME_BINARIES)) {
-    // Fall back to Chrome Browser product state only.
-    if (!prod_state.Initialize(true, BrowserDistribution::CHROME_BROWSER))
-      return QUERY_EULA_FAIL;
-
-    LOG_IF(DFATAL, prod_state.is_multi_install())
-        << "Binaries are not installed, but Chrome is multi-install.";
-  }
-  BrowserDistribution* dist = BrowserDistribution::GetSpecificDistribution(
-      BrowserDistribution::CHROME_BROWSER);
-
-  // Is Google Update waiting for Chrome's EULA to be accepted?
-  DWORD eula_accepted = 0;
-  if (prod_state.GetEulaAccepted(&eula_accepted) && !eula_accepted)
-    return QUERY_EULA_NOT_ACCEPTED;
-
-  if (InstallUtil::IsFirstRunSentinelPresent() || IsEULAAcceptanceFlagged(dist))
-    return QUERY_EULA_ACCEPTED;
-
-  // EULA acceptance not flagged. Now see if it is required.
-  scoped_ptr<MasterPreferences> install_prefs(GetMasterPrefs(prod_state));
-  // If we fail to get master preferences, assume that EULA is not required.
-  if (!install_prefs)
-    return QUERY_EULA_ACCEPTED;
-
-  bool eula_required = false;
-  // If kRequireEula value is absent, assume EULA is not required.
-  if (!install_prefs->GetBool(master_preferences::kRequireEula, &eula_required))
-    return QUERY_EULA_ACCEPTED;
-
-  return eula_required ? QUERY_EULA_NOT_ACCEPTED : QUERY_EULA_ACCEPTED;
-}
-
-}  // namespace installer