Refine cull rect for SVGInlineTextBox painting

third_party/WebKit/Source/core/paint/InlineTextBoxPainter.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 InlineTextBoxPainter_h
 #define InlineTextBoxPainter_h
 
 #include "core/style/ComputedStyleConstants.h"
 #include "platform/geometry/LayoutRect.h"
 #include "wtf/Allocator.h"
 
 namespace blink {
 
 struct CompositionUnderline;
 struct PaintInfo;
 
 class Color;
 class ComputedStyle;
 class DocumentMarker;
 class FloatPoint;
 class FloatRect;
 class Font;
 class GraphicsContext;
 class InlineTextBox;
+class LayoutObject;
 class LayoutPoint;
 class LayoutTextCombine;
 
 enum class DocumentMarkerPaintPhase { Foreground, Background };
 
 class InlineTextBoxPainter {
     STACK_ALLOCATED();
 public:
     InlineTextBoxPainter(const InlineTextBox& inlineTextBox) : m_inlineTextBox(inlineTextBox) { }
 
     void paint(const PaintInfo&, const LayoutPoint&);
     void paintDocumentMarkers(const PaintInfo&, const LayoutPoint& boxOrigin, const ComputedStyle&, const Font&, DocumentMarkerPaintPhase);
     void paintDocumentMarker(GraphicsContext&, const LayoutPoint& boxOrigin, DocumentMarker*, const ComputedStyle&, const Font&, bool grammar);
     void paintTextMatchMarkerForeground(const PaintInfo&, const LayoutPoint& boxOrigin, DocumentMarker*, const ComputedStyle&, const Font&);
     void paintTextMatchMarkerBackground(const PaintInfo&, const LayoutPoint& boxOrigin, DocumentMarker*, const ComputedStyle&, const Font&);
 
     static void removeFromTextBlobCache(const InlineTextBox&);
+    static bool paintsMarkerHighlights(const LayoutObject&);
 
 private:
     enum class PaintOptions { Normal, CombinedText };
 
     void paintCompositionBackgrounds(GraphicsContext&, const LayoutPoint& boxOrigin, const ComputedStyle&, const Font&, bool useCustomUnderlines);
     void paintSingleCompositionBackgroundRun(GraphicsContext&, const LayoutPoint& boxOrigin, const ComputedStyle&, const Font&, Color backgroundColor, int startPos, int endPos);
     template <PaintOptions>
     void paintSelection(GraphicsContext&, const LayoutRect& boxRect, const ComputedStyle&, const Font&, Color textColor, LayoutTextCombine* = nullptr);
     void paintDecoration(const PaintInfo&, const LayoutPoint& boxOrigin, TextDecoration);
     void paintCompositionUnderline(GraphicsContext&, const LayoutPoint& boxOrigin, const CompositionUnderline&);
     unsigned underlinePaintStart(const CompositionUnderline&);
     unsigned underlinePaintEnd(const CompositionUnderline&);
     bool shouldPaintTextBox(const PaintInfo&);
     void expandToIncludeNewlineForSelection(LayoutRect&);
 
     const InlineTextBox& m_inlineTextBox;
 };
 
 } // namespace blink
 
 #endif // InlineTextBoxPainter_h