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The XML specification allows equal signs to be surrounded by spaces, and attribute values to be surrounded by quotes or apostrophes: http://www.w3.org/TR/xml/#NT-Attribute Regular expressions used within the mobileOK Checker do not always take these possibilities into account. The following methods are impacted by this bug: - TextContent.getXMLPrologEncoding - CssResourceExtractor.extractExternalCss
Regular expressions updated