Move hit testing of lines and floats to LayoutBlockFlow.

third_party/WebKit/Source/core/layout/LayoutBlock.h

 /*
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2007 David Smith (catfish.man@gmail.com)
  * Copyright (C) 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010 Apple Inc. All rights reserved.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
@@ skipping 306 matching lines @@
 
     int firstLineBoxBaseline() const override;
     int inlineBlockBaseline(LineDirectionMode) const override;
 
     // This function disables the 'overflow' check in inlineBlockBaseline.
     // For 'inline-block', CSS says that the baseline is the bottom margin edge
     // if 'overflow' is not visible. But some descendant classes want to ignore
     // this condition.
     virtual bool shouldIgnoreOverflowPropertyForInlineBlockBaseline() const { return false; }
 
+    bool hitTestChildren(HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) override;
     void updateHitTestResult(HitTestResult&, const LayoutPoint&) override;
 
     // Delay update scrollbar until finishDelayUpdateScrollInfo() will be
     // called. This function is used when a flexbox is laying out its
     // descendant. If multiple calls are made to startDelayUpdateScrollInfo(),
     // finishDelayUpdateScrollInfo() will do nothing until finishDelayUpdateScrollInfo()
     // is called the same number of times.
     // finishDelayUpdateScrollInfo returns true when it marked something for layout.
     // It will also return a map of saved scroll positions that the caller should restore
     // on the given scrollable areas after performing the layout.
@@ skipping 64 matching lines @@
 
     // Returns true if the positioned movement-only layout succeeded.
     bool tryLayoutDoingPositionedMovementOnly();
 
     bool avoidsFloats() const override { return true; }
 
     bool isInSelfHitTestingPhase(HitTestAction hitTestAction) const final
     {
         return hitTestAction == HitTestBlockBackground || hitTestAction == HitTestChildBlockBackground;
     }
-    bool hitTestChildren(HitTestResult&, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction) override;
-    // FIXME-BLOCKFLOW: Remove virtualizaion when all callers have moved to LayoutBlockFlow
-    virtual bool hitTestFloats(HitTestResult&, const HitTestLocation&, const LayoutPoint&) { return false; }
 
     bool isPointInOverflowControl(HitTestResult&, const LayoutPoint& locationInContainer, const LayoutPoint& accumulatedOffset) const;
 
     void computeBlockPreferredLogicalWidths(LayoutUnit& minLogicalWidth, LayoutUnit& maxLogicalWidth) const;
 
     LayoutObject* hoverAncestor() const final;
     void updateDragState(bool dragOn) final;
     void childBecameNonInline(LayoutObject* child) final;
 
     bool isSelectionRoot() const;
@@ skipping 81 matching lines @@
     // FIXME: This is temporary as we move code that accesses block flow
     // member variables out of LayoutBlock and into LayoutBlockFlow.
     friend class LayoutBlockFlow;
 };
 
 DEFINE_LAYOUT_OBJECT_TYPE_CASTS(LayoutBlock, isLayoutBlock());
 
 } // namespace blink
 
 #endif // LayoutBlock_h