Rename AXObject to AXObjectImpl in modules/ and web/

third_party/WebKit/Source/modules/accessibility/AXTableColumn.h

 /*
  * Copyright (C) 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
@@ skipping 30 matching lines @@
   WTF_MAKE_NONCOPYABLE(AXTableColumn);
 
  private:
   explicit AXTableColumn(AXObjectCacheImpl&);
 
  public:
   static AXTableColumn* Create(AXObjectCacheImpl&);
   ~AXTableColumn() override;
 
   // retrieves the topmost "column" header (th)
-  AXObject* HeaderObject();
+  AXObjectImpl* HeaderObject();
   // retrieves the "column" headers (th, scope) from top to bottom
   void HeaderObjectsForColumn(AXObjectVector&);
 
   AccessibilityRole RoleValue() const override { return kColumnRole; }
 
   void SetColumnIndex(int column_index) { column_index_ = column_index; }
   int ColumnIndex() const { return column_index_; }
 
   void AddChildren() override;
-  void SetParent(AXObject*) override;
+  void SetParent(AXObjectImpl*) override;
 
  private:
   unsigned column_index_;
 
   bool IsTableCol() const override { return true; }
   bool ComputeAccessibilityIsIgnored(IgnoredReasons* = nullptr) const override;
 };
 
 DEFINE_AX_OBJECT_TYPE_CASTS(AXTableColumn, IsTableCol());
 
 }  // namespace blink
 
 #endif  // AXTableColumn_h