Never create an app list for an incognito profile.

chrome/browser/ui/app_list/app_list_service_views.cc

Index: chrome/browser/ui/app_list/app_list_service_views.cc
diff --git a/chrome/browser/ui/app_list/app_list_service_views.cc b/chrome/browser/ui/app_list/app_list_service_views.cc
index 6be5abe7a180a0d65c31724fc14b673eac8f3b4b..d1284dd23c6a45027f1525e6bed093391d73d70b 100644
--- a/chrome/browser/ui/app_list/app_list_service_views.cc
+++ b/chrome/browser/ui/app_list/app_list_service_views.cc
@@ -31,9 +31,8 @@ void AppListServiceViews::ShowForProfile(Profile* requested_profile) {
 
   ScopedKeepAlive keep_alive;
 
-  InvalidatePendingProfileLoads();
-  SetProfilePath(requested_profile->GetPath());
-  shower_.ShowForProfile(requested_profile);
+  CreateForProfile(requested_profile);
+  shower_.ShowForCurrentProfile();
   RecordAppListLaunch();
 }
 
@@ -61,7 +60,10 @@ AppListControllerDelegate* AppListServiceViews::GetControllerDelegate() {
 }
 
 void AppListServiceViews::CreateForProfile(Profile* requested_profile) {
+  DCHECK(requested_profile);
+  InvalidatePendingProfileLoads();
   shower_.CreateViewForProfile(requested_profile);
+  SetProfilePath(shower_.profile()->GetPath());
 }
 
 void AppListServiceViews::DestroyAppList() {