Allow assertions to be enabled in Blink Release builds.

Source/core/events/EventPath.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Neither the name of Google Inc. nor the names of its
@@ skipping 295 matching lines @@
         adjustedTouches.append(&touchEventContext->touches());
         adjustedTargetTouches.append(&touchEventContext->targetTouches());
         adjustedChangedTouches.append(&touchEventContext->changedTouches());
         treeScopes.append(&m_treeScopeEventContexts[i]->treeScope());
     }
 
     adjustTouchList(node, touchEvent.touches(), adjustedTouches, treeScopes);
     adjustTouchList(node, touchEvent.targetTouches(), adjustedTargetTouches, treeScopes);
     adjustTouchList(node, touchEvent.changedTouches(), adjustedChangedTouches, treeScopes);
 
-#ifndef NDEBUG
+#if ENABLE(ASSERT)
     for (size_t i = 0; i < m_treeScopeEventContexts.size(); ++i) {
         TreeScope& treeScope = m_treeScopeEventContexts[i]->treeScope();
         TouchEventContext* touchEventContext = m_treeScopeEventContexts[i]->touchEventContext();
         checkReachability(treeScope, touchEventContext->touches());
         checkReachability(treeScope, touchEventContext->targetTouches());
         checkReachability(treeScope, touchEventContext->changedTouches());
     }
 #endif
 }
 
 void EventPath::adjustTouchList(const Node* node, const TouchList* touchList, WillBeHeapVector<RawPtrWillBeMember<TouchList> > adjustedTouchList, const WillBeHeapVector<RawPtrWillBeMember<TreeScope> >& treeScopes)
 {
     if (!touchList)
         return;
     for (size_t i = 0; i < touchList->length(); ++i) {
         const Touch& touch = *touchList->item(i);
         RelatedTargetMap relatedNodeMap;
         buildRelatedNodeMap(touch.target()->toNode(), relatedNodeMap);
         for (size_t j = 0; j < treeScopes.size(); ++j) {
             adjustedTouchList[j]->append(touch.cloneWithNewTarget(findRelatedNode(treeScopes[j], relatedNodeMap)));
         }
     }
 }
 
-#ifndef NDEBUG
+#if ENABLE(ASSERT)
 void EventPath::checkReachability(TreeScope& treeScope, TouchList& touchList)
 {
     for (size_t i = 0; i < touchList.length(); ++i)
         ASSERT(touchList.item(i)->target()->toNode()->treeScope().isInclusiveOlderSiblingShadowRootOrAncestorTreeScopeOf(treeScope));
 }
 #endif
 
 void EventPath::trace(Visitor* visitor)
 {
     visitor->trace(m_nodeEventContexts);
     visitor->trace(m_node);
     visitor->trace(m_event);
     visitor->trace(m_treeScopeEventContexts);
 }
 
 } // namespace