Extract helper function.

third_party/WebKit/Source/core/paint/SVGInlineTextBoxPainter.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 SVGInlineTextBoxPainter_h
 #define SVGInlineTextBoxPainter_h
 
 #include "core/style/ComputedStyleConstants.h"
 #include "core/layout/svg/LayoutSVGResourcePaintServer.h"
 #include "wtf/Allocator.h"
@@ skipping 25 matching lines @@
 class SVGInlineTextBoxPainter {
   STACK_ALLOCATED();
 
  public:
   SVGInlineTextBoxPainter(const SVGInlineTextBox& svgInlineTextBox)
       : m_svgInlineTextBox(svgInlineTextBox) {}
   void paint(const PaintInfo&, const LayoutPoint&);
   void paintSelectionBackground(const PaintInfo&);
   void paintTextMatchMarkerForeground(const PaintInfo&,
                                       const LayoutPoint&,
-                                      DocumentMarker*,
+                                      const DocumentMarker&,
                                       const ComputedStyle&,
                                       const Font&);
   void paintTextMatchMarkerBackground(const PaintInfo&,
                                       const LayoutPoint&,
-                                      DocumentMarker*,
+                                      const DocumentMarker&,
                                       const ComputedStyle&,
                                       const Font&);
 
  private:
   bool shouldPaintSelection(const PaintInfo&) const;
   FloatRect boundsForDrawingRecorder(const PaintInfo&,
                                      const ComputedStyle&,
                                      const LayoutPoint&,
                                      bool includeSelectionRect) const;
   void paintTextFragments(const PaintInfo&, LayoutObject&);
   void paintDecoration(const PaintInfo&,
                        TextDecoration,
                        const SVGTextFragment&);
   bool setupTextPaint(const PaintInfo&,
                       const ComputedStyle&,
                       LayoutSVGResourceMode,
                       SkPaint&);
   void paintText(const PaintInfo&,
                  TextRun&,
                  const SVGTextFragment&,
                  int startPosition,
                  int endPosition,
                  const SkPaint&);
   void paintText(const PaintInfo&,
                  const ComputedStyle&,
                  const ComputedStyle& selectionStyle,
                  const SVGTextFragment&,
                  LayoutSVGResourceMode,
                  bool shouldPaintSelection);
-  Vector<SVGTextFragmentWithRange> collectTextMatches(DocumentMarker*) const;
+  Vector<SVGTextFragmentWithRange> collectTextMatches(
+      const DocumentMarker&) const;
   Vector<SVGTextFragmentWithRange> collectFragmentsInRange(
       int startPosition,
       int endPosition) const;
   LayoutObject& inlineLayoutObject() const;
   LayoutObject& parentInlineLayoutObject() const;
   LayoutSVGInlineText& inlineText() const;
 
   const SVGInlineTextBox& m_svgInlineTextBox;
 };
 
 }  // namespace blink
 
 #endif  // SVGInlineTextBoxPainter_h