Add a level of indirection to exception handler addresses.

src/x64/code-stubs-x64.h

Index: src/x64/code-stubs-x64.h
diff --git a/src/x64/code-stubs-x64.h b/src/x64/code-stubs-x64.h
index 3237f7aa360aa3bdf2674bf5c8592131b46cf4e5..30ef3e8c5333c1b0265df7829b6a1882eedff913 100644
--- a/src/x64/code-stubs-x64.h
+++ b/src/x64/code-stubs-x64.h
@@ -150,7 +150,7 @@ class UnaryOpStub: public CodeStub {
     return UnaryOpIC::ToState(operand_type_);
   }
 
-  virtual void FinishCode(Code* code) {
+  virtual void FinishCode(Handle<Code> code) {
     code->set_unary_op_type(operand_type_);
   }
 };
@@ -236,7 +236,7 @@ class BinaryOpStub: public CodeStub {
     return BinaryOpIC::ToState(operands_type_);
   }
 
-  virtual void FinishCode(Code* code) {
+  virtual void FinishCode(Handle<Code> code) {
     code->set_binary_op_type(operands_type_);
     code->set_binary_op_result_type(result_type_);
   }