Replace ASSERTs in platform/heap/ with DCHECKs

third_party/WebKit/Source/platform/heap/TraceTraits.h

Index: third_party/WebKit/Source/platform/heap/TraceTraits.h
diff --git a/third_party/WebKit/Source/platform/heap/TraceTraits.h b/third_party/WebKit/Source/platform/heap/TraceTraits.h
index e2e31460594f8f65e41b28c5edfea579b1633e1c..ffe29f9545abe17f13e95100ece11a51940130ae 100644
--- a/third_party/WebKit/Source/platform/heap/TraceTraits.h
+++ b/third_party/WebKit/Source/platform/heap/TraceTraits.h
@@ -49,7 +49,7 @@ class AdjustAndMarkTrait<T, false> {
  public:
   template <typename VisitorDispatcher>
   static void mark(VisitorDispatcher visitor, const T* t) {
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
     assertObjectHasGCInfo(const_cast<T*>(t), GCInfoTrait<T>::index());
 #endif
     // Default mark method of the trait just calls the two-argument mark
@@ -94,14 +94,14 @@ class AdjustAndMarkTrait<T, true> {
     if (!self)
       return;
 
-    // If you hit this ASSERT, it means that there is a dangling pointer
+    // If you hit this DCHECK, it means that there is a dangling pointer
     // from a live thread heap to a dead thread heap. We must eliminate
     // the dangling pointer.
-    // Release builds don't have the ASSERT, but it is OK because
+    // Release builds don't have the DCHECK, but it is OK because
     // release builds will crash at the following self->adjustAndMark
     // because all the entries of the orphaned arenas are zeroed out and
     // thus the item does not have a valid vtable.
-    ASSERT(!pageFromObject(self)->orphaned());
+    DCHECK(!pageFromObject(self)->orphaned());
     self->adjustAndMark(visitor);
   }
 };
@@ -519,7 +519,7 @@ struct TraceInCollectionTrait<NoWeakHandlingInCollections,
     T* array = reinterpret_cast<T*>(self);
     blink::HeapObjectHeader* header =
         blink::HeapObjectHeader::fromPayload(self);
-    ASSERT(header->checkHeader());
+    DCHECK(header->checkHeader());
     // Use the payload size as recorded by the heap to determine how many
     // elements to trace.
     size_t length = header->payloadSize() / sizeof(T);
@@ -567,7 +567,7 @@ struct TraceInCollectionTrait<NoWeakHandlingInCollections,
     Value* array = reinterpret_cast<Value*>(self);
     blink::HeapObjectHeader* header =
         blink::HeapObjectHeader::fromPayload(self);
-    ASSERT(header->checkHeader());
+    DCHECK(header->checkHeader());
     // Use the payload size as recorded by the heap to determine how many
     // elements to trace.
     size_t length = header->payloadSize() / sizeof(Value);
@@ -621,7 +621,7 @@ struct TraceInCollectionTrait<
     Node** array = reinterpret_cast<Node**>(self);
     blink::HeapObjectHeader* header =
         blink::HeapObjectHeader::fromPayload(self);
-    ASSERT(header->checkHeader());
+    DCHECK(header->checkHeader());
     size_t length = header->payloadSize() / sizeof(Node*);
     for (size_t i = 0; i < length; ++i) {
       if (!HashTableHelper<Node*, typename Table::ExtractorType,