[stubs] Introduce a proper ToBooleanStub.

src/type-info.h

 // Copyright 2012 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.
 
 #ifndef V8_TYPE_INFO_H_
 #define V8_TYPE_INFO_H_
 
 #include "src/allocation.h"
 #include "src/contexts.h"
 #include "src/globals.h"
@@ skipping 53 matching lines @@
     return !constructor->IsJSFunction() ||
            JSFunction::cast(constructor)->context()->native_context() ==
                native_context;
   }
 
   Handle<JSFunction> GetCallTarget(FeedbackVectorSlot slot);
   Handle<AllocationSite> GetCallAllocationSite(FeedbackVectorSlot slot);
   Handle<JSFunction> GetCallNewTarget(FeedbackVectorSlot slot);
   Handle<AllocationSite> GetCallNewAllocationSite(FeedbackVectorSlot slot);
 
-  // TODO(1571) We can't use ToBooleanStub::Types as the return value because
+  // TODO(1571) We can't use ToBooleanICStub::Types as the return value because
   // of various cycles in our headers. Death to tons of implementations in
   // headers!! :-P
   uint16_t ToBooleanTypes(TypeFeedbackId id);
 
   // Get type information for arithmetic operations and compares.
   void BinaryType(TypeFeedbackId id,
                   Type** left,
                   Type** right,
                   Type** result,
                   Maybe<int>* fixed_right_arg,
@@ skipping 46 matching lines @@
   Handle<UnseededNumberDictionary> dictionary_;
   Handle<TypeFeedbackVector> feedback_vector_;
 
   DISALLOW_COPY_AND_ASSIGN(TypeFeedbackOracle);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TYPE_INFO_H_