Get rid of findPlainText() with Range parameter

Source/core/editing/iterators/TextIterator.h

 /*
  * Copyright (C) 2004, 2006, 2009 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 25 matching lines @@
 #include "wtf/Vector.h"
 
 namespace blink {
 
 class InlineTextBox;
 class LayoutText;
 class LayoutTextFragment;
 
 CORE_EXPORT String plainText(const Range*, TextIteratorBehaviorFlags = TextIteratorDefaultBehavior);
 String plainText(const Position& start, const Position& end, TextIteratorBehaviorFlags = TextIteratorDefaultBehavior);
-CORE_EXPORT PassRefPtrWillBeRawPtr<Range> findPlainText(const Range*, const String&, FindOptions);
 CORE_EXPORT void findPlainText(const Position& inputStart, const Position& inputEnd, const String&, FindOptions, Position& resultStart, Position& resultEnd);
 
 String plainText(const PositionInComposedTree& start, const PositionInComposedTree& end, TextIteratorBehaviorFlags = TextIteratorDefaultBehavior);
 
 // Iterates through the DOM range, returning all the text, and 0-length boundaries
 // at points where replaced elements break up the text flow.  The text comes back in
 // chunks so as to optimize for performance of the iteration.
 
 template<typename Strategy>
 class CORE_TEMPLATE_CLASS_EXPORT TextIteratorAlgorithm {
@@ skipping 130 matching lines @@
 
 extern template class CORE_EXTERN_TEMPLATE_EXPORT TextIteratorAlgorithm<EditingStrategy>;
 extern template class CORE_EXTERN_TEMPLATE_EXPORT TextIteratorAlgorithm<EditingInComposedTreeStrategy>;
 
 using TextIterator = TextIteratorAlgorithm<EditingStrategy>;
 using TextIteratorInComposedTree = TextIteratorAlgorithm<EditingInComposedTreeStrategy>;
 
 } // namespace blink
 
 #endif // TextIterator_h