Convert ConnectToApplication to take a params class

mojo/shell/application_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/macros.h"
 #include "base/memory/scoped_vector.h"
 #include "base/message_loop/message_loop.h"
 #include "base/run_loop.h"
@@ skipping 228 matching lines @@
   base::MessageLoop* loop_;
 };
 
 // Used to test that the requestor url will be correctly passed.
 class TestAImpl : public TestA {
  public:
   TestAImpl(ApplicationImpl* app_impl,
             TesterContext* test_context,
             InterfaceRequest<TestA> request)
       : test_context_(test_context), binding_(this, request.Pass()) {
-    mojo::URLRequestPtr request2(mojo::URLRequest::New());
-    request2->url = mojo::String::From(kTestBURLString);
-    connection_ = app_impl->ConnectToApplication(request2.Pass());
+    connection_ = app_impl->ConnectToApplication(kTestBURLString);
     connection_->ConnectToService(&b_);
   }
 
   ~TestAImpl() override {
     test_context_->IncrementNumADeletes();
     if (base::MessageLoop::current()->is_running())
       Quit();
   }
 
  private:
@@ skipping 362 matching lines @@
 
   // A different identity because the domain is different.
   ConnectToService(application_manager_.get(),
                    GURL("http://www.another_domain.org/abc"), &test_service);
   EXPECT_EQ(4, test_loader_->num_loads());
 }
 
 }  // namespace test
 }  // namespace shell
 }  // namespace mojo