Remove obsolete unchecked accessors in JSFunction.

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index 27a626779cfdd24cb22744967cde1076de9e91a7..70c9600332023e967da037579e391319c2a7507c 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -4901,12 +4901,7 @@ bool JSFunction::IsInRecompileQueue() {
 
 
 Code* JSFunction::code() {
-  return Code::cast(unchecked_code());
-}
-
-
-Code* JSFunction::unchecked_code() {
-  return reinterpret_cast<Code*>(
+  return Code::cast(
       Code::GetObjectFromEntryAddress(FIELD_ADDR(this, kCodeEntryOffset)));
 }
 
@@ -4951,11 +4946,6 @@ Context* JSFunction::context() {
 }
 
 
-Object* JSFunction::unchecked_context() {
-  return READ_FIELD(this, kContextOffset);
-}
-
-
 void JSFunction::set_context(Object* value) {
   ASSERT(value->IsUndefined() || value->IsContext());
   WRITE_FIELD(this, kContextOffset, value);