Reverted 3130-3131 since they don't work on mac.

src/ia32/macro-assembler-ia32.h

Index: src/ia32/macro-assembler-ia32.h
===================================================================
--- src/ia32/macro-assembler-ia32.h	(revision 3132)
+++ src/ia32/macro-assembler-ia32.h	(working copy)
@@ -81,14 +81,12 @@
   // EXIT_DEBUG. Expects the number of arguments in register eax and
   // sets up the number of arguments in register edi and the pointer
   // to the first argument in register esi.
-  void EnterExitFrame(ExitFrame::Mode mode);
+  void EnterExitFrame(StackFrame::Type type);
 
-  void EnterApiExitFrame(ExitFrame::Mode mode, int stack_space, int argc);
-
   // Leave the current exit frame. Expects the return value in
   // register eax:edx (untouched) and the pointer to the first
   // argument in register esi.
-  void LeaveExitFrame(ExitFrame::Mode mode);
+  void LeaveExitFrame(StackFrame::Type type);
 
 
   // ---------------------------------------------------------------------------
@@ -271,9 +269,6 @@
                        int num_arguments,
                        int result_size);
 
-  void PushHandleScope(Register scratch);
-  void PopHandleScope(Register scratch);
-
   // Jump to a runtime routine.
   void JumpToRuntime(const ExternalReference& ext);
 
@@ -351,9 +346,6 @@
   void EnterFrame(StackFrame::Type type);
   void LeaveFrame(StackFrame::Type type);
 
-  void EnterExitFramePrologue(ExitFrame::Mode mode);
-  void EnterExitFrameEpilogue(ExitFrame::Mode mode, int argc);
-
   // Allocation support helpers.
   void LoadAllocationTopHelper(Register result,
                                Register result_end,