Delete invalidateTreeIfNeeded.

sky/engine/core/rendering/RenderParagraph.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 "sky/engine/config.h"
 #include "sky/engine/core/rendering/RenderParagraph.h"
 
 #include "sky/engine/core/rendering/BidiRunForLine.h"
 #include "sky/engine/core/rendering/InlineIterator.h"
 #include "sky/engine/core/rendering/RenderLayer.h"
@@ skipping 1232 matching lines @@
     return -1;
 }
 
 void RenderParagraph::layoutChildren(bool relayoutChildren, SubtreeLayoutScope& layoutScope, LayoutUnit& paintInvalidationLogicalTop, LayoutUnit& paintInvalidationLogicalBottom, LayoutUnit beforeEdge, LayoutUnit afterEdge)
 {
     // Figure out if we should clear out our line boxes.
     // FIXME: Handle resize eventually!
     bool isFullLayout = !firstLineBox() || selfNeedsLayout() || relayoutChildren;
     LineLayoutState layoutState(isFullLayout, paintInvalidationLogicalTop, paintInvalidationLogicalBottom);
 
-    if (isFullLayout) {
-        // Ensure the old line boxes will be erased.
-        if (firstLineBox())
-            setShouldDoFullPaintInvalidation(true);
+    if (isFullLayout)
         lineBoxes()->deleteLineBoxes();
-    }
 
     // Text truncation kicks in in two cases:
     //     1) If your overflow isn't visible and your text-overflow-mode isn't clip.
     //     2) If you're an anonymous paragraph with a parent that satisfies #1.
     // FIXME: CSS3 says that descendants that are clipped must also know how to truncate.  This is insanely
     // difficult to figure out in general (especially in the middle of doing layout), so we only handle the
     // simple case of an anonymous block truncating when it's parent is clipped.
     bool hasTextOverflow = (style()->textOverflow() && hasOverflowClip())
         || (isAnonymousBlock() && parent() && parent()->style()->textOverflow() && parent()->hasOverflowClip());
 
@@ skipping 54 matching lines @@
     // Now add in the bottom border/padding.
     setLogicalHeight(logicalHeight() + lastLineAnnotationsAdjustment + afterEdge);
 
     if (!firstLineBox() && hasLineIfEmpty())
         setLogicalHeight(logicalHeight() + lineHeight(true, HorizontalLine, PositionOfInteriorLineBoxes));
 
     // See if we have any lines that spill out of our block.  If we do, then we will possibly need to
     // truncate text.
     if (hasTextOverflow)
         checkLinesForTextOverflow();
-
-    // Ensure the new line boxes will be painted.
-    if (isFullLayout && firstLineBox())
-        setShouldDoFullPaintInvalidation(true);
 }
 
 void RenderParagraph::checkFloatsInCleanLine(RootInlineBox* line, Vector<FloatWithRect>& floats, size_t& floatIndex, bool& encounteredNewFloat, bool& dirtiedByFloat)
 {
     Vector<RenderBox*>* cleanLineFloats = line->floatsPtr();
     if (!cleanLineFloats)
         return;
 
     Vector<RenderBox*>::iterator end = cleanLineFloats->end();
     for (Vector<RenderBox*>::iterator it = cleanLineFloats->begin(); it != end; ++it) {
@@ skipping 39 matching lines @@
         }
         // Check if a new float has been inserted after the last known float.
         if (!curr && floatIndex < layoutState.floats().size())
             layoutState.markForFullLayout();
     }
 
     if (layoutState.isFullLayout()) {
         // If we encountered a new float and have inline children, mark ourself to force us to issue paint invalidations.
         if (layoutState.hasInlineChild() && !selfNeedsLayout()) {
             setNeedsLayoutAndFullPaintInvalidation(MarkOnlyThis);
-            setShouldDoFullPaintInvalidation(true);
         }
 
         // FIXME: This should just call deleteLineBoxTree, but that causes
         // crashes for fast/repaint tests.
         curr = firstRootBox();
         while (curr) {
             // Note: This uses nextRootBox() insted of nextLineBox() like deleteLineBoxTree does.
             RootInlineBox* next = curr->nextRootBox();
             curr->deleteLine();
             curr = next;
@@ skipping 184 matching lines @@
                     curr->adjustLogicalPosition(logicalLeft, 0);
                 else
                     curr->adjustLogicalPosition(logicalLeft - (availableLogicalWidth - totalLogicalWidth), 0);
             }
         }
         firstLine = false;
     }
 }
 
 } // namespace blink