Move all fast-path paint invalidation mapping into PaintInvalidationState

third_party/WebKit/Source/core/layout/LayoutMultiColumnSpannerPlaceholder.cpp

 // 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.
 
 #include "core/layout/LayoutMultiColumnSpannerPlaceholder.h"
 
 namespace blink {
 
 static void copyMarginProperties(ComputedStyle& placeholderStyle, const ComputedStyle& spannerStyle)
 {
@@ skipping 101 matching lines @@
 }
 
 void LayoutMultiColumnSpannerPlaceholder::computeLogicalHeight(LayoutUnit, LayoutUnit logicalTop, LogicalExtentComputedValues& computedValues) const
 {
     computedValues.m_extent = m_layoutObjectInFlowThread->logicalHeight();
     computedValues.m_position = logicalTop;
     computedValues.m_margins.m_before = marginBefore();
     computedValues.m_margins.m_after = marginAfter();
 }
 
-void LayoutMultiColumnSpannerPlaceholder::invalidateTreeIfNeeded(const PaintInvalidationState& paintInvalidationState)
+void LayoutMultiColumnSpannerPlaceholder::invalidatePaintOfSubtreesIfNeeded(const PaintInvalidationState& childPaintInvalidationState)
 {
-    PaintInvalidationState newPaintInvalidationState(paintInvalidationState, *this);
-    newPaintInvalidationState.updatePaintOffsetAndClipForChildren();
-    m_layoutObjectInFlowThread->invalidateTreeIfNeeded(newPaintInvalidationState);
-    LayoutBox::invalidateTreeIfNeeded(paintInvalidationState);
+    m_layoutObjectInFlowThread->invalidateTreeIfNeeded(childPaintInvalidationState);
+    LayoutBox::invalidatePaintOfSubtreesIfNeeded(childPaintInvalidationState);
 }
 
 void LayoutMultiColumnSpannerPlaceholder::paint(const PaintInfo& paintInfo, const LayoutPoint& paintOffset) const
 {
     if (!m_layoutObjectInFlowThread->hasSelfPaintingLayer())
         m_layoutObjectInFlowThread->paint(paintInfo, paintOffset);
 }
 
 bool LayoutMultiColumnSpannerPlaceholder::nodeAtPoint(HitTestResult& result, const HitTestLocation& locationInContainer, const LayoutPoint& accumulatedOffset, HitTestAction action)
 {
     return !m_layoutObjectInFlowThread->hasSelfPaintingLayer() && m_layoutObjectInFlowThread->nodeAtPoint(result, locationInContainer, accumulatedOffset, action);
 }
 
 } // namespace blink