[Presentation API] Change controller connection to 'terminated' when receiver connection terminates

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

 // 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 "modules/presentation/PresentationConnection.h"
 
 #include <memory>
 #include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "core/dom/DOMArrayBuffer.h"
 #include "core/dom/DOMArrayBufferView.h"
@@ skipping 444 matching lines @@
       DispatchStateChangeEvent(Event::Create(EventTypeNames::terminate));
       return;
     // Closed state is handled in |didClose()|.
     case WebPresentationConnectionState::kClosed:
       NOTREACHED();
       return;
   }
   NOTREACHED();
 }
 
+void PresentationConnection::NotifyTargetConnection(
+    WebPresentationConnectionState state) {
+  if (proxy_)
+    proxy_->NotifyTargetConnection(state);
+}
+
 void PresentationConnection::DidClose(
     WebPresentationConnectionCloseReason reason,
     const String& message) {
-  if (state_ == WebPresentationConnectionState::kClosed)
+  if (state_ == WebPresentationConnectionState::kClosed ||
+      state_ == WebPresentationConnectionState::kTerminated) {
     return;
+  }
 
   state_ = WebPresentationConnectionState::kClosed;
   DispatchStateChangeEvent(PresentationConnectionCloseEvent::Create(
       EventTypeNames::close, ConnectionCloseReasonToString(reason), message));
 }
 
 void PresentationConnection::DidClose() {
   DidClose(WebPresentationConnectionCloseReason::kClosed, "");
 }
 
@@ skipping 43 matching lines @@
 void PresentationConnection::TearDown() {
   // Cancel current Blob loading if any.
   if (blob_loader_) {
     blob_loader_->Cancel();
     blob_loader_.Clear();
   }
   messages_.clear();
 }
 
 }  // namespace blink