Convert first letter into a pseudo element.

Source/core/dom/FirstLetterHelper.h

Index: Source/core/dom/FirstLetterHelper.h
diff --git a/Source/core/css/resolver/FilterOperationResolver.h b/Source/core/dom/FirstLetterHelper.h
similarity index 65%
copy from Source/core/css/resolver/FilterOperationResolver.h
copy to Source/core/dom/FirstLetterHelper.h
index 07399e34dd550c58372f84eb165e8b9bb25805f6..2d0872052da26945059bed367e73774a749601fd 100644
--- a/Source/core/css/resolver/FilterOperationResolver.h
+++ b/Source/core/dom/FirstLetterHelper.h
@@ -1,6 +1,9 @@
 /*

[Julien - ping for review, 2014/10/01 21:14:47]

This should be uploaded without copy detection as the diff is wrong.

[dsinclair, 2014/10/04 02:01:34]

Acknowledged.

  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
+ *           (C) 1999 Antti Koivisto (koivisto@kde.org)
+ *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
+ * Copyright (C) Research In Motion Limited 2010. 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
@@ -19,24 +22,25 @@
  *
  */
 
-#ifndef FilterOperationResolver_h
-#define FilterOperationResolver_h
+#ifndef FirstLetterHelper_h
+#define FirstLetterHelper_h
 
-#include "core/css/resolver/StyleResolverState.h"
-#include "platform/graphics/filters/FilterOperations.h"
-#include "platform/heap/Handle.h"
+#include "wtf/text/WTFString.h"
 
 namespace blink {
 
-class CSSToLengthConversionData;
-class CSSValue;
+class Element;
+class RenderObject;
 
-class FilterOperationResolver {
-    STATIC_ONLY(FilterOperationResolver);
+class FirstLetterHelper {
 public:
-    static bool createFilterOperations(CSSValue* inValue, const CSSToLengthConversionData&, FilterOperations& outOperations, StyleResolverState&);
+    static RenderObject* firstLetterTextRenderer(const Element&);
+    static unsigned firstLetterLength(const String&);
+private:
+    FirstLetterHelper();

[Julien - ping for review, 2014/10/01 21:14:47]

Maybe we should also use MAKE_NON_COPYABLE? Alternatively maybe we would want to
put a  = delete (based on the outcome of the blink-dev thread on that feature)?

[dsinclair, 2014/10/04 02:01:34]

That was the macro I couldn't remember, thanks. (Was looking for
DISALLOW_COPY_AND_ASSIGN() from the chromium side)

+
 };
 
 } // namespace blink
 
-#endif // FilterOperationResolver_h
+#endif // FirstLetterHelper_h