Cleanup Registry API: part 3.

base/registry.cc

 // 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.
 
 #include "base/registry.h"
 
 #include <shlwapi.h>
 
 #include "base/logging.h"
 
@@ skipping 114 matching lines @@
   DWORD count = 0;
   HRESULT result = ::RegQueryInfoKey(key_, NULL, 0, NULL, &count, NULL, NULL,
                                      NULL, NULL, NULL, NULL, NULL);
 
   if (result != ERROR_SUCCESS)
     return 0;
 
   return count;
 }
 
+RegKey::RegKey()
+    : key_(NULL),
+      watch_event_(0) {
+}
+
 RegKey::RegKey(HKEY rootkey, const wchar_t* subkey, REGSAM access)
     : key_(NULL),
       watch_event_(0) {
   if (rootkey) {
     if (access & (KEY_SET_VALUE | KEY_CREATE_SUB_KEY | KEY_CREATE_LINK))
       Create(rootkey, subkey, access);
     else
       Open(rootkey, subkey, access);
   } else {
     DCHECK(!subkey);
@@ skipping 222 matching lines @@
 
 bool RegKey::HasChanged() {
   if (watch_event_) {
     if (WaitForSingleObject(watch_event_, 0) == WAIT_OBJECT_0) {
       StartWatching();
       return true;
     }
   }
   return false;
 }