Replace special IC builtins and stubs in the map's cache by codestubs.

src/ia32/ic-ia32.cc

Index: src/ia32/ic-ia32.cc
diff --git a/src/ia32/ic-ia32.cc b/src/ia32/ic-ia32.cc
index 3b5ef00684741147fef2a7a41f2a08920a3f8ce7..e5c14574e29bcd24ec24cb4c9f0528f7fad926dd 100644
--- a/src/ia32/ic-ia32.cc
+++ b/src/ia32/ic-ia32.cc
@@ -230,22 +230,6 @@ void LoadIC::GenerateArrayLength(MacroAssembler* masm) {
 }
 
 
-void LoadIC::GenerateStringLength(MacroAssembler* masm,
-                                  bool support_wrappers) {
-  // ----------- S t a t e -------------
-  //  -- ecx    : name
-  //  -- edx    : receiver
-  //  -- esp[0] : return address
-  // -----------------------------------
-  Label miss;
-
-  StubCompiler::GenerateLoadStringLength(masm, edx, eax, ebx, &miss,
-                                         support_wrappers);
-  __ bind(&miss);
-  StubCompiler::GenerateLoadMiss(masm, Code::LOAD_IC);
-}
-
-
 void LoadIC::GenerateFunctionPrototype(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- ecx    : name