Intersection Observer support for OOPIF

third_party/WebKit/Source/core/dom/IntersectionObserver.h

Index: third_party/WebKit/Source/core/dom/IntersectionObserver.h
diff --git a/third_party/WebKit/Source/core/dom/IntersectionObserver.h b/third_party/WebKit/Source/core/dom/IntersectionObserver.h
index 3281fcea96352ef256fc00bd74383250e40b02ac..3fef91f6485698166d5e6fb0b91744a2050b7f28 100644
--- a/third_party/WebKit/Source/core/dom/IntersectionObserver.h
+++ b/third_party/WebKit/Source/core/dom/IntersectionObserver.h
@@ -80,6 +80,7 @@ class CORE_EXPORT IntersectionObserver final
       const {
     return m_observations;
   }
+  void intersectWithRemoteAncestorsIfNeeded(LayoutRect&);
 
   // Set the assumed initial state of the observed element. Note that this can
   // only be set before calling observe().
@@ -93,7 +94,8 @@ class CORE_EXPORT IntersectionObserver final
   explicit IntersectionObserver(IntersectionObserverCallback&,
                                 Node&,
                                 const Vector<Length>& rootMargin,
-                                const Vector<float>& thresholds);
+                                const Vector<float>& thresholds,
+                                bool intersectWithRemoteAncestors);
   void clearWeakMembers(Visitor*);
 
   Member<IntersectionObserverCallback> m_callback;
@@ -106,6 +108,7 @@ class CORE_EXPORT IntersectionObserver final
   Length m_bottomMargin;
   Length m_leftMargin;
   InitialState m_initialState;
+  bool m_intersectWithRemoteAncestors;
 };
 
 }  // namespace blink