Don't clear first party storage area if browser is launched in incognito mode from command line

components/ephemeral_storage/ephemeral_storage_service.cc

@@ -15,6 +15,10 @@
 #include "base/timer/timer.h"
 #include "brave/components/ephemeral_storage/ephemeral_storage_pref_names.h"
 #include "brave/components/ephemeral_storage/url_storage_checker.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_finder.h"
+#include "chrome/browser/ui/browser_window.h"
 #include "components/content_settings/core/browser/host_content_settings_map.h"
 #include "components/prefs/scoped_user_pref_update.h"
 #include "components/user_prefs/user_prefs.h"
@@ -35,6 +39,14 @@ GURL GetFirstPartyStorageURL(const std::string& ephemeral_domain) {
   return GURL(base::StrCat({url::kHttpsScheme, "://", ephemeral_domain}));
 }
 
+bool DoesProfileHaveAnyBrowserWindow(Profile* profile) {
+  for (Browser* browser : chrome::FindAllBrowsersWithProfile(profile)) {
+      if (browser->window())
+          return true;
+  }
+  return false;
+}
+
 }  // namespace
 
 EphemeralStorageService::EphemeralStorageService(
@@ -327,6 +339,11 @@ void EphemeralStorageService::ScheduleFirstPartyStorageAreasCleanupOnStartup() {
 
 void EphemeralStorageService::CleanupFirstPartyStorageAreasOnStartup() {
   DCHECK(!context_->IsOffTheRecord());
+  Profile* profile = Profile::FromBrowserContext(context_);
+  if (!DoesProfileHaveAnyBrowserWindow(profile)) {
+    first_party_storage_areas_to_cleanup_on_startup_.clear();
+    return;
+  }
   ScopedListPrefUpdate pref_update(prefs_, kFirstPartyStorageOriginsToCleanup);
   for (const auto& url_to_cleanup :
        first_party_storage_areas_to_cleanup_on_startup_) {