Restrict use of two app-launching command line flags

chrome/browser/extensions/extension_system_impl.cc

Index: chrome/browser/extensions/extension_system_impl.cc
diff --git a/chrome/browser/extensions/extension_system_impl.cc b/chrome/browser/extensions/extension_system_impl.cc
index 365ef9139ff347699000ad52c8dc71eb1dfdb349..1c3578da2a55ef496cee1ab87c50cd1b15bd67d7 100644
--- a/chrome/browser/extensions/extension_system_impl.cc
+++ b/chrome/browser/extensions/extension_system_impl.cc
@@ -275,8 +275,9 @@ void ExtensionSystemImpl::Shared::Init(bool extensions_enabled) {
           t(path_list, FILE_PATH_LITERAL(","));
       while (t.GetNext()) {
         std::string extension_id;
-        UnpackedInstaller::Create(extension_service_.get())->
-            LoadFromCommandLine(base::FilePath(t.token()), &extension_id);
+        UnpackedInstaller::Create(extension_service_.get())
+            ->LoadFromCommandLine(base::FilePath(t.token()), &extension_id,
+                                  false);
       }
     }
   }