[Media Router] Support dual discovery

chrome/common/media_router/discovery/media_sink_internal.cc

Index: chrome/common/media_router/discovery/media_sink_internal.cc
diff --git a/chrome/common/media_router/discovery/media_sink_internal.cc b/chrome/common/media_router/discovery/media_sink_internal.cc
index 0cab52e6c67ec6b50f39863e5d4e9981b8d69510..66071ddf284f6ed56b7e2f209be7e982c5f44904 100644
--- a/chrome/common/media_router/discovery/media_sink_internal.cc
+++ b/chrome/common/media_router/discovery/media_sink_internal.cc
@@ -175,9 +175,10 @@ CastSinkExtraData::CastSinkExtraData(const CastSinkExtraData& other) = default;
 CastSinkExtraData::~CastSinkExtraData() = default;
 
 bool CastSinkExtraData::operator==(const CastSinkExtraData& other) const {
-  return ip_address == other.ip_address && model_name == other.model_name &&
-         capabilities == other.capabilities &&
-         cast_channel_id == other.cast_channel_id;
+  return ip_address == other.ip_address && port == other.port &&
+         model_name == other.model_name && capabilities == other.capabilities &&
+         cast_channel_id == other.cast_channel_id &&
+         discovered_by_dial == other.discovered_by_dial;
 }
 
 }  // namespace media_router