Disable ephemeral apps after they stop running

chrome/browser/extensions/api/messaging/message_service.cc

Index: chrome/browser/extensions/api/messaging/message_service.cc
diff --git a/chrome/browser/extensions/api/messaging/message_service.cc b/chrome/browser/extensions/api/messaging/message_service.cc
index 8f336f2f46cc0177ec0a8600d0d6077322e642f8..10a77f1035db73d818c0326c68a0c43729010c10 100644
--- a/chrome/browser/extensions/api/messaging/message_service.cc
+++ b/chrome/browser/extensions/api/messaging/message_service.cc
@@ -31,7 +31,6 @@
 #include "content/public/browser/web_contents.h"
 #include "extensions/browser/extension_host.h"
 #include "extensions/browser/extension_system.h"
-#include "extensions/browser/extension_util.h"
 #include "extensions/browser/extensions_browser_client.h"
 #include "extensions/browser/lazy_background_task_queue.h"
 #include "extensions/browser/process_manager.h"
@@ -216,15 +215,6 @@ void MessageService::OpenChannelToExtension(
     return;
   }
 
-  // Only running ephemeral apps can receive messages. Idle cached ephemeral
-  // apps are invisible and should not be connectable.
-  if (util::IsEphemeralApp(target_extension_id, context) &&
-      util::IsExtensionIdle(target_extension_id, context)) {
-    DispatchOnDisconnect(
-        source, receiver_port_id, kReceivingEndDoesntExistError);
-    return;
-  }
-
   bool is_web_connection = false;
 
   if (source_extension_id != target_extension_id) {