Installer changes for app host to support command line install from webstore

chrome/installer/util/installation_validator.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.
 
 // Implementation of the installation validator.
 
 #include "chrome/installer/util/installation_validator.h"
 
 #include <algorithm>
 #include <set>
@@ skipping 206 matching lines @@
     *is_valid = false;
     LOG(ERROR) << "install-application command's path is not "
                << expected_path.value() << ": "
                << the_command.GetProgram().value();
   }
 
 
   SwitchExpectations expected;
 
   expected.push_back(
-      std::make_pair(std::string(::switches::kAppsInstallFromManifestURL),
+      std::make_pair(std::string(::switches::kInstallFromWebstore),
                      true));
 
   ValidateCommandExpectations(ctx, the_command, expected, "install application",
                               is_valid);
 
   if (!command.sends_pings()) {
     *is_valid = false;
     LOG(ERROR) << "install-application command is not configured to send "
                << "pings.";
   }
@@ skipping 618 matching lines @@
                                                      InstallationType* type) {
   DCHECK(type);
   InstallationState machine_state;
 
   machine_state.Initialize();
 
   return ValidateInstallationTypeForState(machine_state, system_level, type);
 }
 
 }  // namespace installer