Remove remaining OILPAN uses from core/events/

third_party/WebKit/Source/core/events/EventPath.cpp

Index: third_party/WebKit/Source/core/events/EventPath.cpp
diff --git a/third_party/WebKit/Source/core/events/EventPath.cpp b/third_party/WebKit/Source/core/events/EventPath.cpp
index 901088c22aaf904ad4dfbb1851a9afc2b897bc49..899b677f6eecfbe5538b82c2000b609972c29ba0 100644
--- a/third_party/WebKit/Source/core/events/EventPath.cpp
+++ b/third_party/WebKit/Source/core/events/EventPath.cpp
@@ -131,16 +131,7 @@ void EventPath::calculatePath()
             if (m_event && shouldStopAtShadowRoot(*m_event, *toShadowRoot(current), *m_node))
                 break;
             current = current->shadowHost();
-#if !ENABLE(OILPAN)
-            // TODO(kochi): crbug.com/507413 This check is necessary when some asynchronous event
-            // is queued while its shadow host is removed and the shadow root gets the event
-            // immediately after it.  When Oilpan is enabled, this situation does not happen.
-            // Except this case, shadow root's host is assumed to be non-null.
-            if (current)
-                nodesInPath.append(current);
-#else
             nodesInPath.append(current);
-#endif
         } else {
             current = current->parentNode();
             if (current)
@@ -233,11 +224,9 @@ void EventPath::buildRelatedNodeMap(const Node& relatedNode, RelatedTargetMap& r
         TreeScopeEventContext* treeScopeEventContext = relatedTargetEventPath->m_treeScopeEventContexts[i].get();
         relatedTargetMap.add(&treeScopeEventContext->treeScope(), treeScopeEventContext->target());
     }
-#if ENABLE(OILPAN)
     // Oilpan: It is important to explicitly clear the vectors to reuse
     // the memory in subsequent event dispatchings.
     relatedTargetEventPath->clear();
-#endif
 }
 
 EventTarget* EventPath::findRelatedNode(TreeScope& scope, RelatedTargetMap& relatedTargetMap)