Separating transitions from descriptors.

src/v8globals.h

 // Copyright 2012 the V8 project authors. 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.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 108 matching lines @@
 class AssertNoAllocation;
 class Code;
 class CodeGenerator;
 class CodeStub;
 class Context;
 class Debug;
 class Debugger;
 class DebugInfo;
 class Descriptor;
 class DescriptorArray;
+class TransitionArray;
 class ExternalReference;
 class FixedArray;
 class FunctionTemplateInfo;
 class MemoryChunk;
 class SeededNumberDictionary;
 class UnseededNumberDictionary;
 class StringDictionary;
 template <typename T> class Handle;
 class Heap;
 class HeapObject;
@@ skipping 165 matching lines @@
   kStoreBufferStartScanningPagesEvent,
   kStoreBufferScanningPageEvent
 } StoreBufferEvent;
 
 
 typedef void (*StoreBufferCallback)(Heap* heap,
                                     MemoryChunk* page,
                                     StoreBufferEvent event);
 
 
-// Whether to remove map transitions and constant transitions from a
-// DescriptorArray.
-enum TransitionFlag {
-  REMOVE_TRANSITIONS,
-  KEEP_TRANSITIONS
-};
-
-
 // Union used for fast testing of specific double values.
 union DoubleRepresentation {
   double  value;
   int64_t bits;
   DoubleRepresentation(double x) { value = x; }
 };
 
 
 // Union used for customized checking of the IEEE double types
 // inlined within v8 runtime, rather than going to the underlying
@@ skipping 221 matching lines @@
 
 enum ClearExceptionFlag {
   KEEP_EXCEPTION,
   CLEAR_EXCEPTION
 };
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_V8GLOBALS_H_