Remove some dead app host code.

chrome/browser/ui/views/app_list/win/app_list_service_win.cc

Index: chrome/browser/ui/views/app_list/win/app_list_service_win.cc
diff --git a/chrome/browser/ui/views/app_list/win/app_list_service_win.cc b/chrome/browser/ui/views/app_list/win/app_list_service_win.cc
index 90cc6092cce7c1b0de0dc9c1cac060621ad94a2c..fffb4246a4895eb1d9561950f089faedd8de3527 100644
--- a/chrome/browser/ui/views/app_list/win/app_list_service_win.cc
+++ b/chrome/browser/ui/views/app_list/win/app_list_service_win.cc
@@ -41,10 +41,10 @@
 #include "ui/base/win/shell.h"
 
 #if defined(GOOGLE_CHROME_BUILD)
-#include "chrome/installer/launcher_support/chrome_launcher_support.h"
 #include "chrome/installer/util/google_update_settings.h"
 #include "chrome/installer/util/install_util.h"
 #include "chrome/installer/util/updating_app_registration_data.h"
+#include "chrome/installer/util/util_constants.h"
 #endif  // GOOGLE_CHROME_BUILD
 
 // static
@@ -147,7 +147,7 @@ void SetDidRunForNDayActiveStats() {
   if (chrome_binaries_dist &&
       InstallUtil::IsMultiInstall(chrome_binaries_dist, system_install)) {
     UpdatingAppRegistrationData app_launcher_reg_data(
-        chrome_launcher_support::kAppLauncherGuid);
+        installer::kAppLauncherGuid);
     GoogleUpdateSettings::UpdateDidRunStateForApp(
         app_launcher_reg_data, true /* did_run */);
   }