1 files changed, 0 insertions, 32 deletions
diff --git a/deps/v8/src/heap/marking.h b/deps/v8/src/heap/marking.h
index 288527809e..faaf6554fe 100644
--- a/deps/v8/src/heap/marking.h
+++ b/deps/v8/src/heap/marking.h
@@ -356,7 +356,6 @@ class Marking : public AllStatic {
   // ATOMIC as soon we add concurrency.
 
   // Impossible markbits: 01
-  static const char* kImpossibleBitPattern;
   template <AccessMode mode = AccessMode::NON_ATOMIC>
   V8_INLINE static bool IsImpossible(MarkBit mark_bit) {
     if (mode == AccessMode::NON_ATOMIC) {
@@ -374,14 +373,12 @@ class Marking : public AllStatic {
   }
 
   // Black markbits: 11
-  static const char* kBlackBitPattern;
   template <AccessMode mode = AccessMode::NON_ATOMIC>
   V8_INLINE static bool IsBlack(MarkBit mark_bit) {
     return mark_bit.Get<mode>() && mark_bit.Next().Get<mode>();
   }
 
   // White markbits: 00 - this is required by the mark bit clearer.
-  static const char* kWhiteBitPattern;
   template <AccessMode mode = AccessMode::NON_ATOMIC>
   V8_INLINE static bool IsWhite(MarkBit mark_bit) {
     DCHECK(!IsImpossible<mode>(mark_bit));
@@ -389,7 +386,6 @@ class Marking : public AllStatic {
   }
 
   // Grey markbits: 10
-  static const char* kGreyBitPattern;
   template <AccessMode mode = AccessMode::NON_ATOMIC>
   V8_INLINE static bool IsGrey(MarkBit mark_bit) {
     return mark_bit.Get<mode>() && !mark_bit.Next().Get<mode>();
@@ -433,34 +429,6 @@ class Marking : public AllStatic {
     return markbit.Get<mode>() && markbit.Next().Set<mode>();
   }
 
-  enum ObjectColor {
-    BLACK_OBJECT,
-    WHITE_OBJECT,
-    GREY_OBJECT,
-    IMPOSSIBLE_COLOR
-  };
-
-  static const char* ColorName(ObjectColor color) {
-    switch (color) {
-      case BLACK_OBJECT:
-        return "black";
-      case WHITE_OBJECT:
-        return "white";
-      case GREY_OBJECT:
-        return "grey";
-      case IMPOSSIBLE_COLOR:
-        return "impossible";
-    }
-    return "error";
-  }
-
-  static ObjectColor Color(MarkBit mark_bit) {
-    if (IsBlack(mark_bit)) return BLACK_OBJECT;
-    if (IsWhite(mark_bit)) return WHITE_OBJECT;
-    if (IsGrey(mark_bit)) return GREY_OBJECT;
-    UNREACHABLE();
-  }
-
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(Marking);
 };