1 files changed, 12 insertions, 0 deletions
diff --git a/src/core/renderer/render_frame_observer_qt.cpp b/src/core/renderer/render_frame_observer_qt.cpp
index 77bc89f67..53e9407db 100644
--- a/src/core/renderer/render_frame_observer_qt.cpp
+++ b/src/core/renderer/render_frame_observer_qt.cpp
@@ -55,6 +55,8 @@ namespace QtWebEngineCore {
 
 RenderFrameObserverQt::RenderFrameObserverQt(content::RenderFrame* render_frame)
     : RenderFrameObserver(render_frame)
+    , RenderFrameObserverTracker<RenderFrameObserverQt>(render_frame)
+    , m_isFrameDetached(false)
 {
 }
 
@@ -72,4 +74,14 @@ void RenderFrameObserverQt::DidCreatePepperPlugin(content::RendererPpapiHost* ho
 }
 #endif
 
+void RenderFrameObserverQt::FrameDetached()
+{
+    m_isFrameDetached = true;
+}
+
+bool RenderFrameObserverQt::isFrameDetached() const
+{
+    return m_isFrameDetached;
+}
+
 } // namespace QtWebEngineCore