Revert keyed load cache probing in generated code....

src/ia32/assembler-ia32.h

Index: src/ia32/assembler-ia32.h
===================================================================
--- src/ia32/assembler-ia32.h	(revision 3445)
+++ src/ia32/assembler-ia32.h	(working copy)
@@ -230,7 +230,6 @@
   times_4 = 2,
   times_8 = 3,
   times_pointer_size = times_4,
-  two_times_pointer_size = times_8,
   times_half_pointer_size = times_2
 };
 
@@ -273,17 +272,6 @@
                    RelocInfo::EXTERNAL_REFERENCE);
   }
 
-  static Operand StaticArray(Register index,
-                             ScaleFactor scale,
-                             const ExternalReference& arr,
-                             int32_t disp) {
-    return Operand(index,
-                   scale,
-                   reinterpret_cast<int32_t>(arr.address() + disp),
-                   RelocInfo::EXTERNAL_REFERENCE);
-  }
-
-
   // Returns true if this Operand is a wrapper for the specified register.
   bool is_reg(Register reg) const;