Get rid of distinction between below- and above-watermark in page allocation....

src/objects-debug.cc

 // Copyright 2010 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 73 matching lines @@
       break;
     case HEAP_NUMBER_TYPE:
       HeapNumber::cast(this)->HeapNumberVerify();
       break;
     case FIXED_ARRAY_TYPE:
       FixedArray::cast(this)->FixedArrayVerify();
       break;
     case BYTE_ARRAY_TYPE:
       ByteArray::cast(this)->ByteArrayVerify();
       break;
+    case FREE_SPACE_TYPE:
+      FreeSpace::cast(this)->FreeSpaceVerify();
+      break;
     case EXTERNAL_PIXEL_ARRAY_TYPE:
       ExternalPixelArray::cast(this)->ExternalPixelArrayVerify();
       break;
     case EXTERNAL_BYTE_ARRAY_TYPE:
       ExternalByteArray::cast(this)->ExternalByteArrayVerify();
       break;
     case EXTERNAL_UNSIGNED_BYTE_ARRAY_TYPE:
       ExternalUnsignedByteArray::cast(this)->ExternalUnsignedByteArrayVerify();
       break;
     case EXTERNAL_SHORT_ARRAY_TYPE:
@@ skipping 81 matching lines @@
 void HeapNumber::HeapNumberVerify() {
   ASSERT(IsHeapNumber());
 }
 
 
 void ByteArray::ByteArrayVerify() {
   ASSERT(IsByteArray());
 }
 
 
+void FreeSpace::FreeSpaceVerify() {
+  ASSERT(IsFreeSpace());
+}
+
+
 void ExternalPixelArray::ExternalPixelArrayVerify() {
   ASSERT(IsExternalPixelArray());
 }
 
 
 void ExternalByteArray::ExternalByteArrayVerify() {
   ASSERT(IsExternalByteArray());
 }
 
 
@@ skipping 507 matching lines @@
         ASSERT(e->IsUndefined());
       }
     }
   }
 }
 
 
 #endif  // DEBUG
 
 } }  // namespace v8::internal