[net] Switch TestURLRequestContext to use MockCachingHostResolver.

jingle/notifier/communicator/single_login_attempt_unittest.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 "jingle/notifier/communicator/single_login_attempt.h"
 
 #include <cstddef>
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
 #include "jingle/notifier/base/const_communicator.h"
 #include "jingle/notifier/base/fake_base_task.h"
 #include "jingle/notifier/communicator/login_settings.h"
+#include "net/base/mock_host_resolver.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "talk/xmllite/xmlelement.h"
 #include "talk/xmpp/constants.h"
 #include "talk/xmpp/xmppengine.h"
 
 namespace buzz {
 class XmppTaskParentInterface;
 }  // namespace buzz
 
@@ skipping 30 matching lines @@
   const ServerInformation& redirect_server() const {
     return redirect_server_;
   }
 
  private:
   DelegateState state_;
   base::WeakPtr<buzz::XmppTaskParentInterface> base_task_;
   ServerInformation redirect_server_;
 };
 
+class MyTestURLRequestContext : public TestURLRequestContext {
+ public:
+  MyTestURLRequestContext() : TestURLRequestContext(true) {
+    context_storage_.set_host_resolver(new net::HangingHostResolver());
+    Init();
+  }
+  virtual ~MyTestURLRequestContext() {}
+};
+
 class SingleLoginAttemptTest : public ::testing::Test {
  protected:
   SingleLoginAttemptTest()
       : login_settings_(
           buzz::XmppClientSettings(),
-          new TestURLRequestContextGetter(base::MessageLoopProxy::current()),
+          new TestURLRequestContextGetter(
+              base::MessageLoopProxy::current(),
+              scoped_ptr<TestURLRequestContext>(new MyTestURLRequestContext())),
           ServerList(
               1,
               ServerInformation(
                   net::HostPortPair("example.com", 100), SUPPORTS_SSLTCP)),
           false /* try_ssltcp_first */,
           "auth_mechanism"),
         attempt_(login_settings_, &fake_delegate_) {}
 
   virtual void TearDown() OVERRIDE {
     message_loop_.RunAllPending();
@@ skipping 136 matching lines @@
 TEST_F(SingleLoginAttemptTest, RedirectMissingSeeOtherHost) {
   scoped_ptr<buzz::XmlElement> redirect_error(MakeRedirectError(""));
   redirect_error->RemoveChildAfter(NULL);
   FireRedirect(redirect_error.get());
   EXPECT_EQ(IDLE, fake_delegate_.state());
 }
 
 }  // namespace
 
 }  // namespace notifier