Get rid of most uses of 'Temporary macro' HEAP

src/x64/macro-assembler-x64.cc

 // 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 267 matching lines @@
       movq(kScratchRegister, ExternalReference::new_space_mask(isolate()));
       and_(scratch, kScratchRegister);
     } else {
       movq(scratch, ExternalReference::new_space_mask(isolate()));
       and_(scratch, object);
     }
     movq(kScratchRegister, ExternalReference::new_space_start(isolate()));
     cmpq(scratch, kScratchRegister);
     j(cc, branch, distance);
   } else {
-    ASSERT(is_int32(static_cast<int64_t>(HEAP->NewSpaceMask())));
+    ASSERT(is_int32(static_cast<int64_t>(isolate()->heap()->NewSpaceMask())));
     intptr_t new_space_start =
-        reinterpret_cast<intptr_t>(HEAP->NewSpaceStart());
+        reinterpret_cast<intptr_t>(isolate()->heap()->NewSpaceStart());
     movq(kScratchRegister, -new_space_start, RelocInfo::NONE64);
     if (scratch.is(object)) {
       addq(scratch, kScratchRegister);
     } else {
       lea(scratch, Operand(object, kScratchRegister, times_1, 0));
     }
-    and_(scratch, Immediate(static_cast<int32_t>(HEAP->NewSpaceMask())));
+    and_(scratch,
+         Immediate(static_cast<int32_t>(isolate()->heap()->NewSpaceMask())));
     j(cc, branch, distance);
   }
 }
 
 
 void MacroAssembler::RecordWriteField(
     Register object,
     int offset,
     Register value,
     Register dst,
@@ skipping 4498 matching lines @@
   j(greater, &no_memento_available);
   CompareRoot(MemOperand(scratch_reg, -AllocationMemento::kSize),
               Heap::kAllocationMementoMapRootIndex);
   bind(&no_memento_available);
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64