Launch Google Update on uninstall.

chrome/installer/util/google_update_constants.cc

Index: chrome/installer/util/google_update_constants.cc
diff --git a/chrome/installer/util/google_update_constants.cc b/chrome/installer/util/google_update_constants.cc
index 4e4126d32ca9835ec681b58fae2e21aa2324e14e..761cb61b084e61c1048b1fe25069623e3d36e05e 100644
--- a/chrome/installer/util/google_update_constants.cc
+++ b/chrome/installer/util/google_update_constants.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -12,6 +12,7 @@ const wchar_t kRegPathClients[] = L"Software\\Google\\Update\\Clients";
 const wchar_t kRegPathClientState[] = L"Software\\Google\\Update\\ClientState";
 const wchar_t kRegPathClientStateMedium[]
     = L"Software\\Google\\Update\\ClientStateMedium";
+const wchar_t kRegPathGoogleUpdate[] = L"Software\\Google\\Update";
 
 const wchar_t kRegCommandsKey[] = L"Commands";
 
@@ -41,6 +42,7 @@ const wchar_t kRegRLZReactivationBrandField[] = L"reactivationbrand";
 const wchar_t kRegReferralField[] = L"referral";
 const wchar_t kRegRenameCmdField[] = L"cmd";
 const wchar_t kRegSendsPingsField[] = L"SendsPings";
+const wchar_t kRegUninstallCmdLine[] = L"UninstallCmdLine";
 const wchar_t kRegUsageStatsField[] = L"usagestats";
 const wchar_t kRegVersionField[] = L"pv";
 const wchar_t kRegWebAccessibleField[] = L"WebAccessible";