Implement specced parsing algorithm for <area coords>

third_party/WebKit/Source/core/html/parser/HTMLParserIdioms.h

 /*
  * Copyright (C) 2010 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *     notice, this list of conditions and the following disclaimer in the
@@ skipping 42 matching lines @@
 // The double* parameter may be 0 to check if the string can be parsed without getting the result.
 Decimal parseToDecimalForNumberType(const String&, const Decimal& fallbackValue = Decimal::nan());
 double parseToDoubleForNumberType(const String&, double fallbackValue = std::numeric_limits<double>::quiet_NaN());
 
 // http://www.whatwg.org/specs/web-apps/current-work/#rules-for-parsing-integers
 bool parseHTMLInteger(const String&, int&);
 
 // http://www.whatwg.org/specs/web-apps/current-work/#rules-for-parsing-non-negative-integers
 bool parseHTMLNonNegativeInteger(const String&, unsigned&);
 
+// https://html.spec.whatwg.org/multipage/infrastructure.html#rules-for-parsing-a-list-of-floating-point-numbers
+Vector<double> parseHTMLListOfFloatingPointNumbers(const String&);
+
 typedef Vector<std::pair<String, String>> HTMLAttributeList;
 // The returned encoding might not be valid.
 WTF::TextEncoding encodingFromMetaAttributes(const HTMLAttributeList&);
 
 // Space characters as defined by the HTML specification.
 template<typename CharType>
 inline bool isHTMLSpace(CharType character)
 {
     // Histogram from Apple's page load test combined with some ad hoc browsing some other test suites.
     //
@@ skipping 52 matching lines @@
 
 inline static String attemptStaticStringCreation(const String str)
 {
     if (!str.is8Bit())
         return attemptStaticStringCreation(str.characters16(), str.length(), Force16Bit);
     return attemptStaticStringCreation(str.characters8(), str.length());
 }
 
 } // namespace blink
 #endif