Update checks of multi-installs now use the proper app guid....

chrome/installer/util/package_properties.cc

-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// Copyright (c) 2011 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/package_properties.h"
 
 #include "base/basictypes.h"
 #include "base/string_util.h"
 #include "chrome/installer/util/browser_distribution.h"
 #include "chrome/installer/util/google_update_constants.h"
 #include "chrome/installer/util/google_update_settings.h"
@@ skipping 23 matching lines @@
     const std::wstring& state_key,
     const std::wstring& state_medium_key,
     const std::wstring& version_key)
     : guid_(guid), state_key_(state_key), state_medium_key_(state_medium_key),
       version_key_(version_key) {
 }
 
 PackagePropertiesImpl::~PackagePropertiesImpl() {
 }
 
+const std::wstring& PackagePropertiesImpl::GetAppGuid() {
+  return guid_;
+}
+
 const std::wstring& PackagePropertiesImpl::GetStateKey() {
   return state_key_;
 }
 
 const std::wstring& PackagePropertiesImpl::GetStateMediumKey() {
   return state_medium_key_;
 }
 
 const std::wstring& PackagePropertiesImpl::GetVersionKey() {
   return version_key_;
@@ skipping 26 matching lines @@
           GetKeyForGuid(google_update::kRegPathClientStateMedium,
                         kChromePackageGuid),
           GetKeyForGuid(google_update::kRegPathClients,
                         kChromePackageGuid)) {
 }
 
 ChromePackageProperties::~ChromePackageProperties() {
 }
 
 }  // namespace installer