All reports of menu-icon-too-big for the archive. The extended description of this tag is:
Icons in the Debian menu system should be at most 32x32 pixels (icon16x16 icons should of course be at most 16x16 pixels)
Refer to Debian Menu System section 3.7 (The icon field) for details.
This tag has not been emitted in any package tested by Lintian.