Don't set a default Value for content settigns type AutoSelectCertificate

chrome/browser/content_settings/content_settings_default_provider_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/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "chrome/browser/content_settings/content_settings_default_provider.h"
 #include "chrome/browser/content_settings/content_settings_mock_observer.h"
 #include "chrome/browser/content_settings/content_settings_utils.h"
 #include "chrome/browser/prefs/pref_service.h"
@@ skipping 60 matching lines @@
       CONTENT_SETTINGS_TYPE_GEOLOCATION,
       std::string(),
       Value::CreateIntegerValue(CONTENT_SETTING_BLOCK));
   EXPECT_EQ(CONTENT_SETTING_BLOCK,
             GetContentSetting(&provider_,
                               GURL(),
                               GURL(),
                               CONTENT_SETTINGS_TYPE_GEOLOCATION,
                               std::string(),
                               false));
+
+  scoped_ptr<base::Value> value(
+      GetContentSettingValue(&provider_,
+                             GURL("http://example.com/"),
+                             GURL("http://example.com/"),
+                             CONTENT_SETTINGS_TYPE_AUTO_SELECT_CERTIFICATE,
+                             std::string(),
+                             false));
+  EXPECT_FALSE(value.get());
 }
 
 TEST_F(DefaultProviderTest, IgnoreNonDefaultSettings) {
   GURL primary_url("http://www.google.com");
   GURL secondary_url("http://www.google.com");
 
   EXPECT_EQ(CONTENT_SETTING_ALLOW,
             GetContentSetting(&provider_,
                               primary_url,
                               secondary_url,
@@ skipping 203 matching lines @@
 
   EXPECT_EQ(CONTENT_SETTING_ALLOW,
             GetContentSetting(&provider,
                               GURL(),
                               GURL(),
                               CONTENT_SETTINGS_TYPE_GEOLOCATION,
                               std::string(),
                               false));
   provider.ShutdownOnUIThread();
 }