Polish Maybe API a bit, removing useless creativity and fixing some signatures.

src/ic/ic-state.cc

 // Copyright 2014 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/ic/ic.h"
 #include "src/ic/ic-state.h"
 
 namespace v8 {
@@ skipping 27 matching lines @@
 
 // static
 STATIC_CONST_MEMBER_DEFINITION const int BinaryOpICState::FIRST_TOKEN;
 
 
 // static
 STATIC_CONST_MEMBER_DEFINITION const int BinaryOpICState::LAST_TOKEN;
 
 
 BinaryOpICState::BinaryOpICState(Isolate* isolate, ExtraICState extra_ic_state)
-    : isolate_(isolate) {
+    : fixed_right_arg_(Nothing<int>()), isolate_(isolate) {
   op_ =
       static_cast<Token::Value>(FIRST_TOKEN + OpField::decode(extra_ic_state));
   fixed_right_arg_ =
       Maybe<int>(HasFixedRightArgField::decode(extra_ic_state),
                  1 << FixedRightArgValueField::decode(extra_ic_state));
   left_kind_ = LeftKindField::decode(extra_ic_state);
   if (fixed_right_arg_.has_value) {
     right_kind_ = Smi::IsValid(fixed_right_arg_.value) ? SMI : INT32;
   } else {
     right_kind_ = RightKindField::decode(extra_ic_state);
@@ skipping 447 matching lines @@
     case UNIQUE_NAME:
     case OBJECT:
     case GENERIC:
       return GENERIC;
   }
   UNREACHABLE();
   return GENERIC;  // Make the compiler happy.
 }
 }
 }  // namespace v8::internal