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Unified Diff: third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.cpp

Issue 1803933002: Use correct cascading order for Shadow DOM v1 (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: fix enum Created 4 years, 9 months ago
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Index: third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.cpp
diff --git a/third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.cpp b/third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.cpp
index 33cf98c2e322e903649f84df59445c8d4395f732..c40cc084a4fa8ada133566946e354430a3f1285f 100644
--- a/third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.cpp
+++ b/third_party/WebKit/Source/core/css/resolver/ScopedStyleResolver.cpp
@@ -164,6 +164,9 @@ void ScopedStyleResolver::collectMatchingShadowHostRules(ElementRuleCollector& c
void ScopedStyleResolver::collectMatchingTreeBoundaryCrossingRules(ElementRuleCollector& collector, CascadeOrder cascadeOrder)
{
+ if (!m_treeBoundaryCrossingRuleSet)
+ return;
+
for (const auto& rules : *m_treeBoundaryCrossingRuleSet) {
MatchRequest request(rules->m_ruleSet.get(), &treeScope().rootNode(), rules->m_parentStyleSheet, rules->m_parentIndex);
collector.collectMatchingRules(request, cascadeOrder, true);

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