Remove deprecated ListValue::Append(Value*) overload on CrOS.

base/values.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This file specifies a recursive data storage class called Value intended for
 // storing settings and other persistable data.
 //
 // A Value represents something that can be stored in JSON or passed to/from
 // JavaScript. As such, it is NOT a generalized variant type, since only the
 // types supported by JavaScript/JSON are supported.
@@ skipping 439 matching lines @@
   bool Remove(const Value& value, size_t* index);
 
   // Removes the element at |iter|. If |out_value| is NULL, the value will be
   // deleted, otherwise ownership of the value is passed back to the caller.
   // Returns an iterator pointing to the location of the element that
   // followed the erased element.
   iterator Erase(iterator iter, std::unique_ptr<Value>* out_value);
 
   // Appends a Value to the end of the list.
   void Append(std::unique_ptr<Value> in_value);
-#if !defined(OS_LINUX) || defined(OS_CHROMEOS)
+#if !defined(OS_LINUX)
   // Deprecated version of the above. TODO(estade): remove.
   void Append(Value* in_value);
 #endif
 
   // Convenience forms of Append.
   void AppendBoolean(bool in_value);
   void AppendInteger(int in_value);
   void AppendDouble(double in_value);
   void AppendString(StringPiece in_value);
   void AppendString(const string16& in_value);
@@ skipping 85 matching lines @@
 }
 
 BASE_EXPORT inline std::ostream& operator<<(std::ostream& out,
                                             const ListValue& value) {
   return out << static_cast<const Value&>(value);
 }
 
 }  // namespace base
 
 #endif  // BASE_VALUES_H_