WebEngineView does not load a url while invisible

Notify the RenderWidgetHost about visibility changes so that we
receive updates with non-empty DelegatedFrameData when a page was
loaded in an invisible WebEngineView and then made visible.

Task-number: QTBUG-42789
Change-Id: I4856efcd9c0ce44b66a228d5a414198df46b95eb
Reviewed-by: Michael Brüning <michael.bruning@theqtcompany.com>

1 files changed, 10 insertions, 0 deletions

diff --git a/src/core/render_widget_host_view_qt.cpp b/src/core/render_widget_host_view_qt.cpp
index 0f9286252..572bc340c 100644
--- a/src/core/render_widget_host_view_qt.cpp
+++ b/src/core/render_widget_host_view_qt.cpp
@@ -715,6 +715,16 @@ void RenderWidgetHostViewQt::notifyResize()
     m_host->WasResized();
 }
 
+void RenderWidgetHostViewQt::notifyShown()
+{
+    WasShown();
+}
+
+void RenderWidgetHostViewQt::notifyHidden()
+{
+    WasHidden();
+}
+
 void RenderWidgetHostViewQt::windowBoundsChanged()
 {
     m_host->SendScreenRects();