Document that round shouldn't be used for number formating.
There are usecases for it, so it isn't worth eliminating
@@ -57,13 +57,14 @@ goog.global =
// Check `this` first for backwards compatibility.
// Valid unless running as an ES module or in a function wrapper called
// without setting `this` properly.
+ // Note that base.js can't usefully be imported as an ES module, but it may
+ // be compiled into bundles that are loadable as ES modules.
this ||
// https://developer.mozilla.org/en-US/docs/Web/API/Window/self
// For in-page browser environments and workers.
self;
-
/**
* A hook for overriding the define values in uncompiled mode.
*
