5.x Global leaks

Siesta catches these for ya for free, hint: just run our suite... :)

Code:

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Unexpected global found

Global name: key, value: "tipTpl"

Unexpected global found

Global name: controller, value: null

Unexpected global found

Global name: origSetWidth, value: function () { ... }

Unexpected global found

Global name: origSetSize, value: function () { ... }

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