[heap] MemoryChunk cleanup

src/mips64/macro-assembler-mips64.cc

Index: src/mips64/macro-assembler-mips64.cc
diff --git a/src/mips64/macro-assembler-mips64.cc b/src/mips64/macro-assembler-mips64.cc
index b0ae09d18481b8b3a4e71f12fd1d66e4f1e3a680..f909e1711832abee3af1f5236d413d7fb4e75f7d 100644
--- a/src/mips64/macro-assembler-mips64.cc
+++ b/src/mips64/macro-assembler-mips64.cc
@@ -200,9 +200,7 @@ void MacroAssembler::InNewSpace(Register object,
                                 Condition cc,
                                 Label* branch) {
   DCHECK(cc == eq || cc == ne);
-  const int mask =
-      1 << MemoryChunk::IN_FROM_SPACE | 1 << MemoryChunk::IN_TO_SPACE;
-  CheckPageFlag(object, scratch, mask, cc, branch);
+  CheckPageFlag(object, scratch, MemoryChunk::kIsInNewSpaceMask, cc, branch);
 }