diff --git ui/base/ime/input_method_win.cc ui/base/ime/input_method_win.cc
index 3e33b5a..6b425cc 100644
--- ui/base/ime/input_method_win.cc
+++ ui/base/ime/input_method_win.cc
@@ -688,8 +688,9 @@ bool InputMethodWin::IsWindowFocused(const TextInputClient* client) const {
   // receiving keyboard input as long as it is an active window. This works well
   // even when the |attached_window_handle| becomes active but has not received
   // WM_FOCUS yet.
+  // With CEF |toplevel_window_handle_| may be a child window.
   return toplevel_window_handle_ &&
-      GetActiveWindow() == toplevel_window_handle_;
+      GetActiveWindow() == ::GetAncestor(toplevel_window_handle_, GA_ROOT);
 }
 
 ui::EventDispatchDetails InputMethodWin::DispatchFabricatedKeyEvent(