Replace ENABLE(ASSERT) with DCHECK_IS_ON().

third_party/WebKit/Source/platform/heap/HeapCompact.cpp

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "platform/heap/HeapCompact.h"
 
 #include "platform/Histogram.h"
 #include "platform/RuntimeEnabledFeatures.h"
 #include "platform/heap/Heap.h"
 #include "platform/heap/SparseHeapBitmap.h"
@@ skipping 69 matching lines @@
     // Note: |slot| will reside outside the Oilpan heap if it is a
     // PersistentHeapCollectionBase. Hence pageFromObject() cannot be
     // used, as it sanity checks the |BasePage| it returns. Simply
     // derive the raw BasePage address here and check if it is a member
     // of the compactable and relocatable page address set.
     Address slotAddress = reinterpret_cast<Address>(slot);
     BasePage* slotPage = reinterpret_cast<BasePage*>(
         blinkPageAddress(slotAddress) + blinkGuardPageSize);
     if (LIKELY(!m_relocatablePages.contains(slotPage)))
       return;
-#if ENABLE(ASSERT)
+#if DCHECK_IS_ON()
     DCHECK(slotPage->contains(slotAddress));
 #endif
     // Unlikely case, the slot resides on a compacting arena's page.
     //  => It is an 'interior slot' (interior to a movable backing store.)
     // Record it as an interior slot, which entails:
     //
     //  - Storing it in the interior map, which maps the slot to
     //    its (eventual) location. Initially nullptr.
     //  - Mark it as being interior pointer within the page's
     //    "interior" bitmap. This bitmap is used when moving a backing
@@ skipping 357 matching lines @@
   fixups().addCompactingPage(page);
 }
 
 bool HeapCompact::scheduleCompactionGCForTesting(bool value) {
   bool current = s_forceCompactionGC;
   s_forceCompactionGC = value;
   return current;
 }
 
 }  // namespace blink