diff --git a/atom/browser/native_window_mac.h b/atom/browser/native_window_mac.h
index bbeb7a650c02..a12f06cbe9b6 100644
--- a/atom/browser/native_window_mac.h
+++ b/atom/browser/native_window_mac.h
@@ -71,6 +71,8 @@ class NativeWindowMac : public NativeWindow {
   bool HasModalDialog() override;
   gfx::NativeWindow GetNativeWindow() override;
   void SetProgressBar(double progress) override;
+  void SetOverlayIcon(const gfx::Image& overlay,
+    const std::string& description) override;
   void ShowDefinitionForSelection() override;
 
   // Returns true if |point| in local Cocoa coordinate system falls within
diff --git a/atom/browser/native_window_mac.mm b/atom/browser/native_window_mac.mm
index f9c77597bd29..5b36370a4a28 100644
--- a/atom/browser/native_window_mac.mm
+++ b/atom/browser/native_window_mac.mm
@@ -678,6 +678,10 @@ void NativeWindowMac::SetProgressBar(double progress) {
   [dock_tile display];
 }
 
+void NativeWindowMac::SetOverlayIcon(const gfx::Image& overlay, 
+  const std::string& description) {
+}
+
 void NativeWindowMac::ShowDefinitionForSelection() {
   content::WebContents* web_contents = GetWebContents();
   if (!web_contents)