Remove the default argument from RegKey::WriteValue.

base/registry.h

 // Copyright (c) 2010 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.
 
 #ifndef BASE_REGISTRY_H_
 #define BASE_REGISTRY_H_
 #pragma once
 
 #include <windows.h>
 
@@ skipping 39 matching lines @@
   // Kill a key and everything that live below it; please be careful when using
   // it.
   bool DeleteKey(const wchar_t* name);
 
   // Deletes a single value within the key.
   bool DeleteValue(const wchar_t* name);
 
   bool ValueExists(const wchar_t* name);
 
   bool ReadValue(const wchar_t* name, void* data, DWORD* dsize,
                  DWORD* dtype = NULL);

[M-A Ruel, 2010/08/28 02:07:17]

so this is the only one remaining?

   bool ReadValue(const wchar_t* name, std::wstring* value);
   bool ReadValueDW(const wchar_t* name, DWORD* value);
 
   bool WriteValue(const wchar_t* name, const void* data, DWORD dsize,
-                  DWORD dtype = REG_BINARY);
+                  DWORD dtype);
   bool WriteValue(const wchar_t* name, const wchar_t* value);
   bool WriteValue(const wchar_t* name, DWORD value);
 
   // Starts watching the key to see if any of its values have changed.
   // The key must have been opened with the KEY_NOTIFY access privelege.
   bool StartWatching();
 
   // If StartWatching hasn't been called, always returns false.
   // Otherwise, returns true if anything under the key has changed.
   // This can't be const because the |watch_event_| may be refreshed.
@@ skipping 85 matching lines @@
 
   // Current index of the iteration.
   int index_;
 
   wchar_t name_[MAX_PATH];
 
   DISALLOW_COPY_AND_ASSIGN(RegistryKeyIterator);
 };
 
 #endif  // BASE_REGISTRY_H_