blink: Cleanup core class forward declarations

third_party/WebKit/Source/core/editing/EditingUtilities.h

 /*
  * Copyright (C) 2004, 2006, 2008 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 @@
   GraphemeCluster,
 };
 
 enum class DeleteDirection {
   Forward,
   Backward,
 };
 
 class Document;
 class Element;
-class HTMLBRElement;
 class HTMLElement;
-class HTMLLIElement;
 class HTMLSpanElement;
-class HTMLUListElement;
 class Node;
 class Range;
 
 // This file contains a set of helper functions used by the editing commands
 
 CORE_EXPORT bool needsLayoutTreeUpdate(const Node&);
 CORE_EXPORT bool needsLayoutTreeUpdate(const Position&);
 CORE_EXPORT bool needsLayoutTreeUpdate(const PositionInFlatTree&);
 
 // -------------------------------------------------------------------------
@@ skipping 354 matching lines @@
                                                     InputEvent::InputType,
                                                     DataTransfer*,
                                                     const RangeVector*);
 
 InputEvent::InputType deletionInputTypeFromTextGranularity(DeleteDirection,
                                                            TextGranularity);
 
 }  // namespace blink
 
 #endif