chromeos: Improve ProxyResolutionServiceProvider testing.

chromeos/dbus/services/proxy_resolution_service_provider.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 "chromeos/dbus/services/proxy_resolution_service_provider.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/macros.h"
 #include "base/memory/ptr_util.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "dbus/bus.h"
 #include "dbus/message.h"
 #include "net/base/net_errors.h"
 #include "net/log/net_log_with_source.h"
-#include "net/proxy/proxy_service.h"
+#include "net/proxy/proxy_info.h"
 #include "net/url_request/url_request_context.h"
 #include "net/url_request/url_request_context_getter.h"
 #include "third_party/cros_system_api/dbus/service_constants.h"
+#include "url/gurl.h"
 
 namespace chromeos {
 namespace {
 
 // The ProxyResolverInterface implementation used in production.
 class ProxyResolverImpl : public ProxyResolverInterface {
  public:
   explicit ProxyResolverImpl(std::unique_ptr<ProxyResolverDelegate> delegate);
   ~ProxyResolverImpl() override;
 
@@ skipping 110 matching lines @@
     return;
   }
 
   Request* request_ptr = request.get();
   net::CompletionCallback callback = base::Bind(
       &ProxyResolverImpl::OnResolutionComplete, weak_ptr_factory_.GetWeakPtr(),
       base::Passed(std::move(request)));
 
   VLOG(1) << "Starting network proxy resolution for "
           << request_ptr->source_url;
-  const int result = proxy_service->ResolveProxy(
-      GURL(request_ptr->source_url), std::string(), &request_ptr->proxy_info,
-      callback, nullptr, nullptr, net::NetLogWithSource());
+  const int result =
+      delegate_->ResolveProxy(proxy_service, GURL(request_ptr->source_url),
+                              &request_ptr->proxy_info, callback);
   if (result != net::ERR_IO_PENDING) {
     VLOG(1) << "Network proxy resolution completed synchronously.";
     callback.Run(result);
   }
 }
 
 void ProxyResolverImpl::OnResolutionComplete(std::unique_ptr<Request> request,
                                              int result) {
   DCHECK(request->context_getter->GetNetworkTaskRunner()
              ->BelongsToCurrentThread());
@@ skipping 107 matching lines @@
 
 ProxyResolutionServiceProvider* ProxyResolutionServiceProvider::Create(
     std::unique_ptr<ProxyResolverDelegate> delegate) {
   return new ProxyResolutionServiceProvider(
       new ProxyResolverImpl(std::move(delegate)));
 }
 
 ProxyResolverInterface::~ProxyResolverInterface() = default;
 
 }  // namespace chromeos