[Presentation API] (browser side) Implement reconnect() for 1-UA mode

third_party/WebKit/Source/modules/presentation/PresentationConnection.cpp

Index: third_party/WebKit/Source/modules/presentation/PresentationConnection.cpp
diff --git a/third_party/WebKit/Source/modules/presentation/PresentationConnection.cpp b/third_party/WebKit/Source/modules/presentation/PresentationConnection.cpp
index 8dd77d9ad5477df5361c3456861310fc07ab031b..780c05028bac57a532c3433b58e45820b7c776cd 100644
--- a/third_party/WebKit/Source/modules/presentation/PresentationConnection.cpp
+++ b/third_party/WebKit/Source/modules/presentation/PresentationConnection.cpp
@@ -441,7 +441,6 @@ void PresentationConnection::didChangeState(
 
   switch (m_state) {
     case WebPresentationConnectionState::Connecting:
-      NOTREACHED();
       return;
     case WebPresentationConnectionState::Connected:
       dispatchStateChangeEvent(Event::create(EventTypeNames::connect));