Introduce profile for lock screen apps

extensions/browser/process_map_factory.cc

Index: extensions/browser/process_map_factory.cc
diff --git a/extensions/browser/process_map_factory.cc b/extensions/browser/process_map_factory.cc
index 26c448799fd9f4681a6ac07fa926613c97f7f0fd..8e93e3f6c7e1437b51002468f526a9fc074e556b 100644
--- a/extensions/browser/process_map_factory.cc
+++ b/extensions/browser/process_map_factory.cc
@@ -34,7 +34,10 @@ ProcessMapFactory::~ProcessMapFactory() {}
 
 KeyedService* ProcessMapFactory::BuildServiceInstanceFor(
     BrowserContext* context) const {
-  return new ProcessMap;
+  ProcessMap* process_map = new ProcessMap();
+  process_map->set_is_lock_screen_context(
+      ExtensionsBrowserClient::Get()->IsLockScreenContext(context));
+  return process_map;
 }
 
 BrowserContext* ProcessMapFactory::GetBrowserContextToUse(