Replace ASSERTs in platform/heap/ with DCHECKs

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

Index: third_party/WebKit/Source/platform/heap/Member.h
diff --git a/third_party/WebKit/Source/platform/heap/Member.h b/third_party/WebKit/Source/platform/heap/Member.h
index db16863abd315f1af621ae5d0b4b462e9487f732..4c4e43c2158ef30dbe32313650764e77937c71d2 100644
--- a/third_party/WebKit/Source/platform/heap/Member.h
+++ b/third_party/WebKit/Source/platform/heap/Member.h
@@ -156,7 +156,7 @@ class MemberBase {
     // So we currently only try to implement the check for (a), but do
     // not insist that T's definition is in scope.
     if (IsFullyDefined<T>::value && !IsGarbageCollectedMixin<T>::value)
-      ASSERT(HeapObjectHeader::fromPayload(m_raw)->checkHeader());
+      DCHECK(HeapObjectHeader::fromPayload(m_raw)->checkHeader());
 #endif
 #endif
   }