Disable flaky mojo_service_manager_unittests test

mojo/service_manager/service_manager_unittest.cc

 // Copyright 2014 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/at_exit.h"
 #include "base/bind.h"
 #include "base/message_loop/message_loop.h"
 #include "mojo/public/cpp/application/application_connection.h"
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
@@ skipping 504 matching lines @@
   loop_.Run();
 
   // Kills the a app.
   sm.SetLoaderForURL(scoped_ptr<ServiceLoader>(), GURL(kTestAURLString));
   loop_.Run();
   EXPECT_EQ(1, context.num_b_deletes);
 }
 
 // Confirm that the url of a service is correctly passed to another service that
 // it loads, and that it can be rejected.
-TEST_F(ServiceManagerTest, ANoLoadB) {
+// http://crbug.com/396300
+TEST_F(ServiceManagerTest, DISABLED_ANoLoadB) {
   TesterContext context;
   ServiceManager sm;
 
   // Any url can load a.
   sm.SetLoaderForURL(
       scoped_ptr<ServiceLoader>(new Tester(&context, std::string())),
       GURL(kTestAURLString));
 
   // Only c can load b, so this will fail.
   sm.SetLoaderForURL(
@@ skipping 37 matching lines @@
   std::string url("test:test3");
   TestServicePtr test_service;
   sm.ConnectToService(GURL(url), &test_service);
 
   EXPECT_EQ(1, interceptor.call_count());
   EXPECT_EQ(url, interceptor.url_spec());
   EXPECT_EQ(1, default_loader->num_loads());
 }
 
 }  // namespace mojo