Changed statement ZoneList to a ZoneChunkList

src/zone/zone.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_ZONE_ZONE_H_
 #define V8_ZONE_ZONE_H_
 
 #include <limits>
 
 #include "src/base/hashmap.h"
@@ skipping 99 matching lines @@
   Address position_;
   Address limit_;
 
   AccountingAllocator* allocator_;
 
   Segment* segment_head_;
   const char* name_;
 };
 
 // ZoneObject is an abstraction that helps define classes of objects
-// allocated in the Zone. Use it as a base class; see ast.h.
+// allocated in the Zone. Use it as an interface; see ast.h.
 class ZoneObject {
  public:
   // Allocate a new ZoneObject of 'size' bytes in the Zone.
   void* operator new(size_t size, Zone* zone) { return zone->New(size); }
 
   // Ideally, the delete operator should be private instead of
   // public, but unfortunately the compiler sometimes synthesizes
-  // (unused) destructors for classes derived from ZoneObject, which
+  // (unused) destructors for classes implementing ZoneObject, which
   // require the operator to be visible. MSVC requires the delete
   // operator to be public.
 
   // ZoneObjects should never be deleted individually; use
   // Zone::DeleteAll() to delete all zone objects in one go.
   void operator delete(void*, size_t) { UNREACHABLE(); }
   void operator delete(void* pointer, Zone* zone) { UNREACHABLE(); }
 };
 
 // The ZoneAllocationPolicy is used to specialize generic data
@@ skipping 84 matching lines @@
 
 typedef base::PointerTemplateHashMapImpl<ZoneAllocationPolicy> ZoneHashMap;
 
 typedef base::CustomMatcherTemplateHashMapImpl<ZoneAllocationPolicy>
     CustomMatcherZoneHashMap;
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_ZONE_ZONE_H_