| Index: Source/core/rendering/RenderMultiColumnFlowThread.h
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| diff --git a/Source/core/rendering/RenderMultiColumnFlowThread.h b/Source/core/rendering/RenderMultiColumnFlowThread.h
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| index 54f58b8fd02205479811b2678a168e38db502282..512f0216f95d8621a5a08874421b6afd18ee81f1 100644
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| --- a/Source/core/rendering/RenderMultiColumnFlowThread.h
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| +++ b/Source/core/rendering/RenderMultiColumnFlowThread.h
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| @@ -191,6 +191,7 @@ private:
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|      virtual LayoutUnit skipColumnSpanner(RenderBox*, LayoutUnit logicalTopInFlowThread) override;
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|      virtual void flowThreadDescendantWasInserted(RenderObject*) override;
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|      virtual void flowThreadDescendantWillBeRemoved(RenderObject*) override;
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| +    virtual void computePreferredLogicalWidths() override;
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|      virtual void computeLogicalHeight(LayoutUnit logicalHeight, LayoutUnit logicalTop, LogicalExtentComputedValues&) const override;
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|      virtual void updateLogicalWidth() override;
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|      virtual void setPageBreak(LayoutUnit offset, LayoutUnit spaceShortage) override;
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| 
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