X87: Use weak cells to embed maps in store handler.

src/x87/macro-assembler-x87.h

Index: src/x87/macro-assembler-x87.h
diff --git a/src/x87/macro-assembler-x87.h b/src/x87/macro-assembler-x87.h
index 32f58e9f68766748829a3644bfb1e011008b590b..16a323f528b232dcc5343cdf52f3a139acff7df8 100644
--- a/src/x87/macro-assembler-x87.h
+++ b/src/x87/macro-assembler-x87.h
@@ -93,10 +93,6 @@ class MacroAssembler: public Assembler {
       Label* condition_met,
       Label::Distance condition_met_distance = Label::kFar);
 
-  void CheckMapDeprecated(Handle<Map> map,
-                          Register scratch,
-                          Label* if_deprecated);
-
   // Check if object is in new space.  Jumps if the object is not in new space.
   // The register scratch can be object itself, but scratch will be clobbered.
   void JumpIfNotInNewSpace(Register object,