Bug 35875: Display sidebar search results when single engine selected after multiple engines selected. r=rjc

suite/common/search/internetresults.js

@@ -96,7 +96,6 @@ function doEngineClick( event, aNode )
 	{
 		resultsTree.setAttribute("style", "display: none;");
 		splitter.setAttribute("style","display: none");
-		contentArea.setAttribute("style", "height: 100%; width: 100%;");
 		try
 		{
 			var rdf = Components.classes["component://netscape/rdf/rdf-service"].getService();