Disable the TLS version fallback.

chrome/browser/policy/policy_browsertest.cc

 // Copyright (c) 2012 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 <stddef.h>
 #include <stdint.h>
 #include <algorithm>
 #include <string>
 #include <utility>
 #include <vector>
@@ skipping 2712 matching lines @@
       loop.QuitClosure());
   loop.Run();
   return version_fallback_min;
 }
 
 }  // namespace
 
 IN_PROC_BROWSER_TEST_F(PolicyTest, SSLVersionFallbackMin) {
   PrefService* prefs = g_browser_process->local_state();
 
-  const std::string new_value("tls1.2");
+  const std::string new_value("tls1.1");
   const std::string default_value(
       prefs->GetString(ssl_config::prefs::kSSLVersionFallbackMin));
 
   EXPECT_NE(default_value, new_value);
-  EXPECT_NE(net::SSL_PROTOCOL_VERSION_TLS1_2,
+  EXPECT_EQ(net::SSL_PROTOCOL_VERSION_TLS1_2,
             GetSSLVersionFallbackMin(browser()->profile()));
 
   PolicyMap policies;
   policies.Set(key::kSSLVersionFallbackMin,
                POLICY_LEVEL_MANDATORY,
                POLICY_SCOPE_USER,
                POLICY_SOURCE_CLOUD,
                new base::StringValue(new_value),
                NULL);
   UpdateProviderPolicy(policies);
 
-  EXPECT_EQ(net::SSL_PROTOCOL_VERSION_TLS1_2,
+  EXPECT_EQ(net::SSL_PROTOCOL_VERSION_TLS1_1,
             GetSSLVersionFallbackMin(browser()->profile()));
 }
 
 #if !defined(OS_MACOSX)
 IN_PROC_BROWSER_TEST_F(PolicyTest, FullscreenAllowedBrowser) {
   PolicyMap policies;
   policies.Set(key::kFullscreenAllowed,
                POLICY_LEVEL_MANDATORY,
                POLICY_SCOPE_USER,
                POLICY_SOURCE_CLOUD,
@@ skipping 1177 matching lines @@
                POLICY_SCOPE_USER,
                POLICY_SOURCE_CLOUD,
                new base::FundamentalValue(false),
                NULL);
   UpdateProviderPolicy(policies);
   EXPECT_FALSE(display_manager->unified_desktop_enabled());
 }
 #endif  // defined(OS_CHROMEOS)
 
 }  // namespace policy