Disable Wow64 registry tests. These appear to be causing issues on a Vista bot.

base/win/registry_unittest.cc

 // 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.
 
 #include "base/win/registry.h"
 
 #include <cstring>
 #include <vector>
 
 #include "base/compiler_specific.h"
@@ skipping 222 matching lines @@
   ASSERT_EQ(ERROR_SUCCESS, key.Open(HKEY_CURRENT_USER, kRootKey, KEY_WRITE));
   ASSERT_EQ(ERROR_SUCCESS, key.DeleteKey(L"Foo"));
   ASSERT_NE(ERROR_SUCCESS, key.DeleteKey(L"Foo"));
   ASSERT_NE(ERROR_SUCCESS,
             key.Open(HKEY_CURRENT_USER, foo_key.c_str(), KEY_READ));
 }
 
 // This test requires running as an Administrator as it tests redirected
 // registry writes to HKLM\Software
 // http://msdn.microsoft.com/en-us/library/windows/desktop/aa384253.aspx
-TEST_F(RegistryTest, Wow64RedirectedFromNative) {
+// TODO(wfh): flaky test on Vista.  See http://crbug.com/377917
+TEST_F(RegistryTest, DISABLED_Wow64RedirectedFromNative) {
   if (!IsRedirectorPresent())
     return;
 
   RegKey key;
 
   // Test redirected key access from non-redirected.
   ASSERT_EQ(ERROR_SUCCESS,
             key.Create(HKEY_LOCAL_MACHINE,
                        foo_software_key_.c_str(),
                        KEY_WRITE | kRedirectedViewMask));
@@ skipping 15 matching lines @@
   ASSERT_NE(ERROR_SUCCESS, key.DeleteKey(kRootKey));
 
   // Open the redirected view and delete the key created above.
   ASSERT_EQ(ERROR_SUCCESS,
             key.Open(HKEY_LOCAL_MACHINE,
                      L"Software",
                      KEY_SET_VALUE | kRedirectedViewMask));
   ASSERT_EQ(ERROR_SUCCESS, key.DeleteKey(kRootKey));
 }
 
-TEST_F(RegistryTest, Wow64NativeFromRedirected) {
+// TODO(wfh): flaky test on Vista.  See http://crbug.com/377917
+TEST_F(RegistryTest, DISABLED_Wow64NativeFromRedirected) {
   if (!IsRedirectorPresent())
     return;
   RegKey key;
 
   // Test non-redirected key access from redirected.
   ASSERT_EQ(ERROR_SUCCESS,
             key.Create(HKEY_LOCAL_MACHINE,
                        foo_software_key_.c_str(),
                        KEY_WRITE | kNativeViewMask));
   ASSERT_EQ(ERROR_SUCCESS,
@@ skipping 36 matching lines @@
             key.Open(HKEY_CURRENT_USER, foo_key.c_str(), KEY_READ));
 
   ASSERT_EQ(ERROR_SUCCESS, key.Open(HKEY_CURRENT_USER, kRootKey, KEY_WRITE));
   ASSERT_EQ(ERROR_SUCCESS, key.DeleteKey(L"foo"));
 }
 
 }  // namespace
 
 }  // namespace win
 }  // namespace base