Revert of Support device scale factor test with popups in LayoutTest

components/test_runner/web_test_proxy.cc

Index: components/test_runner/web_test_proxy.cc
diff --git a/components/test_runner/web_test_proxy.cc b/components/test_runner/web_test_proxy.cc
index 66e76ee2e21098dabc995ca6c537e1aca78384ed..1293ad3a669cc7c15208d07509a7c83db9aa86ea 100644
--- a/components/test_runner/web_test_proxy.cc
+++ b/components/test_runner/web_test_proxy.cc
@@ -670,8 +670,7 @@ void WebTestProxyBase::CapturePixelsAsync(
   web_widget_->compositeAndReadbackAsync(capture_callback);
   if (blink::WebPagePopup* popup = web_widget_->pagePopup()) {
     capture_callback->set_wait_for_popup(true);
-    capture_callback->set_popup_position(
-        delegate_->ConvertDIPToNative(popup->positionRelativeToOwner()));
+    capture_callback->set_popup_position(popup->positionRelativeToOwner());
     popup->compositeAndReadbackAsync(capture_callback);
   }
 }