Revert "Add a level of indirection to exception handler addresses."

src/ia32/macro-assembler-ia32.h

Index: src/ia32/macro-assembler-ia32.h
diff --git a/src/ia32/macro-assembler-ia32.h b/src/ia32/macro-assembler-ia32.h
index 6e6bda95ad399487254dbe075dafe44a1de6b9ea..68a14bb3aaed2ea51bc2502fb2b92486487d1044 100644
--- a/src/ia32/macro-assembler-ia32.h
+++ b/src/ia32/macro-assembler-ia32.h
@@ -451,10 +451,9 @@ class MacroAssembler: public Assembler {
   // ---------------------------------------------------------------------------
   // Exception handling
 
-  // Push a new try handler and link it into try handler chain.
-  void PushTryHandler(CodeLocation try_location,
-                      HandlerType type,
-                      int handler_index);
+  // Push a new try handler and link into try handler chain.  The return
+  // address must be pushed before calling this helper.
+  void PushTryHandler(CodeLocation try_location, HandlerType type);
 
   // Unlink the stack handler on top of the stack from the try handler chain.
   void PopTryHandler();
@@ -843,10 +842,6 @@ class MacroAssembler: public Assembler {
                           Register bitmap_reg,
                           Register mask_reg);
 
-  // Helper for throwing exceptions.  Compute a handler address and jump to
-  // it.  See the implementation for register usage.
-  void JumpToHandlerEntry();
-
   // Compute memory operands for safepoint stack slots.
   Operand SafepointRegisterSlot(Register reg);
   static int SafepointRegisterStackIndex(int reg_code);