diff --git a/shell/browser/ui/electron_desktop_window_tree_host_linux.cc b/shell/browser/ui/electron_desktop_window_tree_host_linux.cc
index eb0723f78a..eb2999311e 100644
--- a/shell/browser/ui/electron_desktop_window_tree_host_linux.cc
+++ b/shell/browser/ui/electron_desktop_window_tree_host_linux.cc
@@ -253,8 +253,4 @@ void ElectronDesktopWindowTreeHostLinux::UpdateFrameHints() {
     SizeConstraintsChanged();
   }
 }
-
-void ElectronDesktopWindowTreeHostLinux::UpdateClientDecorationHints(
-    ClientFrameViewLinux* view) {}
-
 }  // namespace electron
diff --git a/shell/browser/ui/electron_desktop_window_tree_host_linux.h b/shell/browser/ui/electron_desktop_window_tree_host_linux.h
index f68b219c23..38d295b835 100644
--- a/shell/browser/ui/electron_desktop_window_tree_host_linux.h
+++ b/shell/browser/ui/electron_desktop_window_tree_host_linux.h
@@ -62,7 +62,6 @@ class ElectronDesktopWindowTreeHostLinux
   void UpdateFrameHints() override;
 
  private:
-  void UpdateClientDecorationHints(ClientFrameViewLinux* view);
   void UpdateWindowState(ui::PlatformWindowState new_state);
 
   raw_ptr<NativeWindowViews> native_window_view_;  // weak ref