Match camelCased SVG attributes selectors in html documents.

third_party/WebKit/Source/core/dom/Attribute.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Peter Kelly (pmk@post.com)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2003, 2004, 2005, 2006, 2008, 2012 Apple Inc. All rights
  * reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
@@ skipping 35 matching lines @@
   // mutates an Element's internal attribute storage may invalidate them.
   const AtomicString& value() const { return m_value; }
   const AtomicString& prefix() const { return m_name.prefix(); }
   const AtomicString& localName() const { return m_name.localName(); }
   const AtomicString& namespaceURI() const { return m_name.namespaceURI(); }
 
   const QualifiedName& name() const { return m_name; }
 
   bool isEmpty() const { return m_value.isEmpty(); }
   bool matches(const QualifiedName&) const;
+  bool matchesCaseInsensitive(const QualifiedName&) const;
 
   void setValue(const AtomicString& value) { m_value = value; }
 
   // Note: This API is only for HTMLTreeBuilder.  It is not safe to change the
   // name of an attribute once parseAttribute has been called as DOM
   // elements may have placed the Attribute in a hash by name.
   void parserSetName(const QualifiedName& name) { m_name = name; }
 
 #if COMPILER(MSVC)
   // NOTE: This constructor is not actually implemented, it's just defined so
   // MSVC will let us use a zero-length array of Attributes.
   Attribute();
 #endif
 
  private:
   QualifiedName m_name;
   AtomicString m_value;
 };
 
 inline bool Attribute::matches(const QualifiedName& qualifiedName) const {
   if (qualifiedName.localName() != localName())
     return false;
   return qualifiedName.prefix() == starAtom ||
          qualifiedName.namespaceURI() == namespaceURI();
 }
 
+inline bool Attribute::matchesCaseInsensitive(
+    const QualifiedName& qualifiedName) const {
+  if (qualifiedName.localNameUpper() != m_name.localNameUpper())

[sashab, 2016/11/11 00:16:52]

You could move this into the return statement :)

[rune, 2016/11/11 09:49:23]

Done.

+    return false;
+  return qualifiedName.prefix() == starAtom ||
+         qualifiedName.namespaceURI() == namespaceURI();
+}
+
 }  // namespace blink
 
 #endif  // Attribute_h