[Mac][Material Design] Update Omnibox dropdown on Mac to MD

chrome/browser/ui/cocoa/location_bar/manage_passwords_decoration.h

Index: chrome/browser/ui/cocoa/location_bar/manage_passwords_decoration.h
diff --git a/chrome/browser/ui/cocoa/location_bar/manage_passwords_decoration.h b/chrome/browser/ui/cocoa/location_bar/manage_passwords_decoration.h
index d1b01e34a82c6d6320f5ca92a6909eeb8c6096a2..1726fdf6dcb529c7f60a5c418ddf80279b05bfd0 100644
--- a/chrome/browser/ui/cocoa/location_bar/manage_passwords_decoration.h
+++ b/chrome/browser/ui/cocoa/location_bar/manage_passwords_decoration.h
@@ -57,6 +57,10 @@ class ManagePasswordsDecoration : public ImageDecoration {
   // Accessor for the platform-independent interface.
   ManagePasswordsIconCocoa* icon() { return icon_.get(); }
 
+ protected:
+  // Overridden from LocationBarDecoration:
+  gfx::VectorIconId GetMaterialVectorIconId() override;
+
  private:
   // Triggers a redraw after a state change.
   void OnChange();