The rest of the Presentation API IDL as stubs.

Source/modules/presentation/Presentation.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 "config.h"
 #include "modules/presentation/Presentation.h"
 
+#include "bindings/core/v8/ScriptPromise.h"

[Peter Beverloo, 2014/10/29 20:51:19]

You already include this in the header.

[whywhat, 2014/10/29 22:09:26]

IWYU (include what you use)

+#include "bindings/core/v8/ScriptPromiseResolver.h"
 #include "modules/EventTargetModules.h"

[Peter Beverloo, 2014/10/29 20:51:19]

+#include "core/dom/DOMException.h"

[whywhat, 2014/10/29 22:09:26]

Done.

 
 namespace blink {
 
 Presentation::Presentation(ExecutionContext* executionContext)
     : ContextLifecycleObserver(executionContext)
 {
 }
 
 Presentation::~Presentation()
 {
@@ skipping 13 matching lines @@
 ExecutionContext* Presentation::executionContext() const
 {
     return ContextLifecycleObserver::executionContext();
 }
 
 void Presentation::trace(Visitor* visitor)
 {
     EventTargetWithInlineData::trace(visitor);
 }
 
+PresentationSession* Presentation::session() const
+{
+    return m_session.get();

[Peter Beverloo, 2014/10/29 20:51:19]

visitor->trace(m_session);

[whywhat, 2014/10/29 22:09:26]

Done.

+}
+
+ScriptPromise Presentation::startSession(ScriptState* state, const String& senderId, const String& presentationId)
+{
+    RefPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(state);
+    ScriptPromise promise = resolver->promise();
+    RefPtrWillBeRawPtr<DOMException> exception = DOMException::create(NotSupportedError, "The method is not supported yet.");
+    resolver->reject(exception);
+    return promise;
+}
+
+ScriptPromise Presentation::joinSession(ScriptState* state, const String& senderId, const String& presentationId)
+{
+    RefPtr<ScriptPromiseResolver> resolver = ScriptPromiseResolver::create(state);
+    ScriptPromise promise = resolver->promise();
+    RefPtrWillBeRawPtr<DOMException> exception = DOMException::create(NotSupportedError, "The method is not supported yet.");
+    resolver->reject(exception);

[Peter Beverloo, 2014/10/29 20:51:19]

Just call DOMException::create() as part of this call.

[whywhat, 2014/10/29 22:09:26]

Done.

+    return promise;
+}
+
 } // namespace blink