Remove check_on_delete for ChromeOS to avoid change to sizeof(Value)

base/values.h

 // Copyright (c) 2011 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 setting and other persistable data.  It includes the ability to
 // specify (recursive) lists and dictionaries, so it's fairly expressive.
 // However, the API is optimized for the common case, namely storing a
 // hierarchical tree of simple values.  Given a DictionaryValue root, you can
 // easily do things like:
@@ skipping 95 matching lines @@
   // this works because C++ supports covariant return types.
   virtual Value* DeepCopy() const;
 
   // Compares if two Value objects have equal contents.
   virtual bool Equals(const Value* other) const;
 
   // Compares if two Value objects have equal contents. Can handle NULLs.
   // NULLs are considered equal but different from Value::CreateNullValue().
   static bool Equals(const Value* a, const Value* b);
 
+#if !defined(OS_CHROMEOS)
+  // NOTE: We pass Value from libcros tp Chrome, so changing the size of Value
+  // breaks it. TODO(stevenjb): Eliminate that dependency (crosbug.com/19576).
   // TODO(sky) bug 91396: remove this when we figure out 91396.
   // If true crash when deleted.
   void set_check_on_delete(bool value) { check_on_delete_ = value; }
+#else
+  void set_check_on_delete(bool value) {}
+#endif
 
  protected:
   // This isn't safe for end-users (they should use the Create*Value()
   // static methods above), but it's useful for subclasses.
   explicit Value(Type type);
 
  private:
   Type type_;
 
+#if !defined(OS_CHROMEOS)
   // See description above setter.
   bool check_on_delete_;
+#endif
 
   DISALLOW_COPY_AND_ASSIGN(Value);
 };
 
 // FundamentalValue represents the simple fundamental types of values.
 class BASE_EXPORT FundamentalValue : public Value {
  public:
   explicit FundamentalValue(bool in_value);
   explicit FundamentalValue(int in_value);
   explicit FundamentalValue(double in_value);
@@ skipping 326 matching lines @@
 
 }  // namespace base
 
 // http://crbug.com/88666
 using base::DictionaryValue;
 using base::ListValue;
 using base::StringValue;
 using base::Value;
 
 #endif  // BASE_VALUES_H_