Do not show deprecation message for ::shadow and /deep/ on querySelector

third_party/WebKit/Source/core/dom/SelectorQuery.cpp

Index: third_party/WebKit/Source/core/dom/SelectorQuery.cpp
diff --git a/third_party/WebKit/Source/core/dom/SelectorQuery.cpp b/third_party/WebKit/Source/core/dom/SelectorQuery.cpp
index 4c4c0aa74fe0b2d90728dbf70d775c76ac8c76e6..449bf2b3b802b1b2c2ee0614b12dd84a72ed50ec 100644
--- a/third_party/WebKit/Source/core/dom/SelectorQuery.cpp
+++ b/third_party/WebKit/Source/core/dom/SelectorQuery.cpp
@@ -122,6 +122,7 @@ inline bool SelectorDataList::selectorMatches(const CSSSelector& selector, Eleme
 {
     SelectorChecker::Init init;
     init.mode = SelectorChecker::QueryingRules;
+    init.isQuerySelector = true;
     SelectorChecker checker(init);
     SelectorChecker::SelectorCheckingContext context(&element, SelectorChecker::VisitedMatchDisabled);
     context.selector = &selector;
@@ -148,7 +149,6 @@ Element* SelectorDataList::closest(Element& targetElement) const
     unsigned selectorCount = m_selectors.size();
     if (!selectorCount)
         return nullptr;
-
     if (m_needsUpdatedDistribution)
         targetElement.updateDistribution();