Index: third_party/WebKit/Source/core/dom/Node.cpp |
diff --git a/third_party/WebKit/Source/core/dom/Node.cpp b/third_party/WebKit/Source/core/dom/Node.cpp |
index b6bf406adb3685974276aad6c3a2847d9b969f89..88d3de4292cbf220f6e403886459dca023eafc55 100644 |
--- a/third_party/WebKit/Source/core/dom/Node.cpp |
+++ b/third_party/WebKit/Source/core/dom/Node.cpp |
@@ -697,6 +697,17 @@ void Node::markAncestorsWithChildNeedsStyleRecalc() { |
document().scheduleLayoutTreeUpdateIfNeeded(); |
} |
+void Node::markAncestorsWithChildNeedsReattachLayoutTree() { |
+ for (ContainerNode* p = parentOrShadowHostNode(); |
+ p && !p->childNeedsReattachLayoutTree(); p = p->parentOrShadowHostNode()) |
+ p->setChildNeedsReattachLayoutTree(); |
+} |
+ |
+void Node::setNeedsReattachLayoutTree() { |
+ setFlag(NeedsReattachLayoutTree); |
+ markAncestorsWithChildNeedsReattachLayoutTree(); |
+} |
+ |
void Node::setNeedsStyleRecalc(StyleChangeType changeType, |
const StyleChangeReasonForTracing& reason) { |
DCHECK(changeType != NoStyleChange); |
@@ -888,6 +899,7 @@ void Node::attachLayoutTree(const AttachContext&) { |
(layoutObject()->parent() || layoutObject()->isLayoutView()))); |
clearNeedsStyleRecalc(); |
+ clearNeedsReattachLayoutTree(); |
if (AXObjectCache* cache = document().axObjectCache()) |
cache->updateCacheAfterNodeIsAttached(this); |