remove unused dom reference
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		| @@ -514,7 +514,6 @@ | |||||||
|  |  | ||||||
| 		// Cache references to elements | 		// Cache references to elements | ||||||
| 		dom.controls = document.querySelector( '.reveal .controls' ); | 		dom.controls = document.querySelector( '.reveal .controls' ); | ||||||
| 		dom.theme = document.querySelector( '#theme' ); |  | ||||||
|  |  | ||||||
| 		dom.wrapper.setAttribute( 'role', 'application' ); | 		dom.wrapper.setAttribute( 'role', 'application' ); | ||||||
|  |  | ||||||
|   | |||||||
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