blink: Cleanup core class forward declarations

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

 /*
  * Copyright (C) 2004 Apple Computer, 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 21 matching lines @@
 #include "core/editing/SelectionTemplate.h"
 #include "core/editing/SelectionType.h"
 #include "core/editing/TextAffinity.h"
 #include "core/editing/TextGranularity.h"
 #include "core/editing/VisiblePosition.h"
 #include "core/editing/VisibleUnits.h"
 #include "wtf/Allocator.h"
 
 namespace blink {
 
-class LayoutPoint;
 class SelectionAdjuster;
 
 const TextAffinity SelDefaultAffinity = TextAffinity::Downstream;
 enum SelectionDirection {
   DirectionForward,
   DirectionBackward,
   DirectionRight,
   DirectionLeft
 };
 
@@ skipping 173 matching lines @@
 
 #ifndef NDEBUG
 // Outside the WebCore namespace for ease of invocation from gdb.
 void showTree(const blink::VisibleSelection&);
 void showTree(const blink::VisibleSelection*);
 void showTree(const blink::VisibleSelectionInFlatTree&);
 void showTree(const blink::VisibleSelectionInFlatTree*);
 #endif
 
 #endif  // VisibleSelection_h