Remove special handling of fields in combination with elements transitions in Crankshaft.

src/hydrogen-instructions.h

Index: src/hydrogen-instructions.h
diff --git a/src/hydrogen-instructions.h b/src/hydrogen-instructions.h
index e71b7cdf41a1b483e22320eecddd5a569fe0a541..19d3bf576f8287ff0576528fb431c1712c2b30d5 100644
--- a/src/hydrogen-instructions.h
+++ b/src/hydrogen-instructions.h
@@ -2723,9 +2723,6 @@ class HCheckMaps: public HTemplateInstruction<2> {
     return check_map;
   }
 
-  static HCheckMaps* NewWithTransitions(HValue* value, Handle<Map> map,
-                                        Zone* zone, CompilationInfo* info);
-
   bool CanOmitMapChecks() { return omit_; }
 
   virtual bool HasEscapingOperandAt(int index) { return false; }