[Media Router] Support dual discovery

chrome/browser/media/router/discovery/dial/dial_media_sink_service_proxy_unittest.cc

Index: chrome/browser/media/router/discovery/dial/dial_media_sink_service_proxy_unittest.cc
diff --git a/chrome/browser/media/router/discovery/dial/dial_media_sink_service_proxy_unittest.cc b/chrome/browser/media/router/discovery/dial/dial_media_sink_service_proxy_unittest.cc
index 9c114e9d8190cda0a8f1dcc73684e32ee6642fe1..f9e140cad308cee1a7a49534107cda924877b9ad 100644
--- a/chrome/browser/media/router/discovery/dial/dial_media_sink_service_proxy_unittest.cc
+++ b/chrome/browser/media/router/discovery/dial/dial_media_sink_service_proxy_unittest.cc
@@ -6,6 +6,7 @@
 #include "base/run_loop.h"
 #include "base/test/mock_callback.h"
 #include "chrome/browser/media/router/discovery/dial/dial_media_sink_service_impl.h"
+#include "chrome/browser/media/router/discovery/mdns/cast_media_sink_service.h"
 #include "chrome/browser/media/router/test_helper.h"
 #include "chrome/test/base/testing_profile.h"
 #include "content/public/test/test_browser_thread_bundle.h"
@@ -23,8 +24,11 @@ class MockDialMediaSinkServiceImpl : public DialMediaSinkServiceImpl {
   MockDialMediaSinkServiceImpl(
       const MediaSinkService::OnSinksDiscoveredCallback&
           sink_discovery_callback,
+      scoped_refptr<CastMediaSinkService> cast_media_sink_service,
       net::URLRequestContextGetter* request_context)
-      : DialMediaSinkServiceImpl(sink_discovery_callback, request_context) {}
+      : DialMediaSinkServiceImpl(sink_discovery_callback,
+                                 cast_media_sink_service,
+                                 request_context) {}
   ~MockDialMediaSinkServiceImpl() override {}
 
   MOCK_METHOD0(Start, void());
@@ -39,12 +43,13 @@ class DialMediaSinkServiceProxyTest : public ::testing::Test {
  public:
   DialMediaSinkServiceProxyTest()
       : proxy_(new DialMediaSinkServiceProxy(mock_sink_discovered_cb_.Get(),
+                                             nullptr,
                                              &profile_)) {
     std::unique_ptr<MockDialMediaSinkServiceImpl> mock_dial_media_sink_service =
         base::MakeUnique<MockDialMediaSinkServiceImpl>(
             base::Bind(&DialMediaSinkServiceProxy::OnSinksDiscoveredOnIOThread,
                        base::Unretained(proxy_.get())),
-            profile_.GetRequestContext());
+            nullptr, profile_.GetRequestContext());
     mock_service_ = mock_dial_media_sink_service.get();
     proxy_->SetDialMediaSinkServiceForTest(
         std::move(mock_dial_media_sink_service));