Convert WebRange to be a simple pair of numbers.

third_party/WebKit/public/web/WebLocalFrame.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef WebLocalFrame_h
 #define WebLocalFrame_h
 
 #include "WebCompositionUnderline.h"
 #include "WebFrame.h"
 #include "WebFrameLoadType.h"
@@ skipping 222 matching lines @@
 
     // Expands the selection to a word around the caret and returns
     // true. Does nothing and returns false if there is no caret or
     // there is ranged selection.
     virtual bool selectWordAroundCaret() = 0;
 
     // DEPRECATED: Use moveRangeSelection.
     virtual void selectRange(const WebPoint& base, const WebPoint& extent) = 0;
 
     virtual void selectRange(const WebRange&) = 0;
+    virtual WebString rangeAsText(const WebRange&) = 0;
 
     // Move the current selection to the provided viewport point/points. If the
     // current selection is editable, the new selection will be restricted to
     // the root editable element.
     // |TextGranularity| represents character wrapping granularity. If
     // WordGranularity is set, WebFrame extends selection to wrap word.
     virtual void moveRangeSelection(const WebPoint& base, const WebPoint& extent, WebFrame::TextGranularity = CharacterGranularity) = 0;
     virtual void moveCaretSelection(const WebPoint&) = 0;
 
     virtual bool setEditableSelectionOffsets(int start, int end) = 0;
@@ skipping 159 matching lines @@
     // to call these on a WebLocalFrame.
     bool isWebLocalFrame() const override = 0;
     WebLocalFrame* toWebLocalFrame() override = 0;
     bool isWebRemoteFrame() const override = 0;
     WebRemoteFrame* toWebRemoteFrame() override = 0;
 };
 
 } // namespace blink
 
 #endif // WebLocalFrame_h