Revert of Remove installation of Chrome Frame.

chrome/installer/setup/install.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 "chrome/installer/setup/install.h"
 
 #include <windows.h>
 #include <shlobj.h>
 #include <time.h>
 
@@ skipping 488 matching lines @@
 InstallStatus InstallOrUpdateProduct(
     const InstallationState& original_state,
     const InstallerState& installer_state,
     const base::FilePath& setup_path,
     const base::FilePath& archive_path,
     const base::FilePath& install_temp_path,
     const base::FilePath& src_path,
     const base::FilePath& prefs_path,
     const MasterPreferences& prefs,
     const Version& new_version) {
-  DCHECK(!installer_state.products().empty());
-
   // TODO(robertshield): Removing the pending on-reboot moves should be done
   // elsewhere.
-  // Remove any scheduled MOVEFILE_DELAY_UNTIL_REBOOT entries in the target of
-  // this installation. These may have been added during a previous uninstall of
-  // the same version.
-  LOG_IF(ERROR, !RemoveFromMovesPendingReboot(installer_state.target_path()))
-      << "Error accessing pending moves value.";
+  // TODO(erikwright): Understand why this is Chrome Frame only and whether
+  // it also applies to App Host. Shouldn't it apply to any multi-install too?
+  const Products& products = installer_state.products();
+  DCHECK(products.size());
+  if (installer_state.FindProduct(BrowserDistribution::CHROME_FRAME)) {
+    // Make sure that we don't end up deleting installed files on next reboot.
+    if (!RemoveFromMovesPendingReboot(installer_state.target_path()))
+      LOG(ERROR) << "Error accessing pending moves value.";
+  }
 
   // Create VisualElementManifest.xml in |src_path| (if required) so that it
   // looks as if it had been extracted from the archive when calling
   // InstallNewVersion() below.
   installer_state.UpdateStage(installer::CREATING_VISUAL_MANIFEST);
   CreateVisualElementsManifest(src_path, new_version);
 
   scoped_ptr<Version> existing_version;
   InstallStatus result = InstallNewVersion(original_state, installer_state,
       setup_path, archive_path, src_path, install_temp_path, new_version,
@@ skipping 172 matching lines @@
   if (app_host_path.empty())
     return false;
 
   CommandLine cmd(app_host_path);
   cmd.AppendSwitchASCII(::switches::kInstallFromWebstore, app_code);
   VLOG(1) << "App install command: " << cmd.GetCommandLineString();
   return base::LaunchProcess(cmd, base::LaunchOptions(), NULL);
 }
 
 }  // namespace installer