[PresentationAPI] on-session-message handler for binary messages (Blink side).

Source/modules/presentation/PresentationSession.cpp

Index: Source/modules/presentation/PresentationSession.cpp
diff --git a/Source/modules/presentation/PresentationSession.cpp b/Source/modules/presentation/PresentationSession.cpp
index dc665e2de1d2b3cb544a6e93db4f90f33a80c907..3e5bc97418651a18b8b3b6af1f3707ca0c1c5d60 100644
--- a/Source/modules/presentation/PresentationSession.cpp
+++ b/Source/modules/presentation/PresentationSession.cpp
@@ -221,9 +221,35 @@ void PresentationSession::handleMessageQueue()
 
 void PresentationSession::didReceiveTextMessage(const String& message)
 {
+    if (m_state == WebPresentationSessionState::Disconnected)
+        return;
+
     dispatchEvent(MessageEvent::create(message));
 }
 
+void PresentationSession::didReceiveArrayBufferMessage(const uint8_t* data, size_t length)
+{
+    if (m_state == WebPresentationSessionState::Disconnected)
+        return;
+
+    RefPtr<DOMArrayBuffer> buffer = DOMArrayBuffer::create(data, length);
+    dispatchEvent(MessageEvent::create(buffer.release()));
+}
+
+void PresentationSession::didReceiveBlobMessage(const uint8_t* data, size_t length)
+{
+    if (m_state == WebPresentationSessionState::Disconnected)
+        return;
+
+    RefPtr<RawData> rawData = RawData::create();
+    rawData->mutableData()->resize(length);
+    memcpy(rawData->mutableData()->data(), data, length);

[mark a. foltz, 2015/07/06 21:19:44]

Can you just call BlobData::appendBytes(data, length)?

[USE s.singapati at gmail.com, 2015/07/07 15:00:32]

Done. Manual tested.

+    OwnPtr<BlobData> blobData = BlobData::create();
+    blobData->appendData(rawData.release(), 0, BlobDataItem::toEndOfFile);
+    Blob* blob = Blob::create(BlobDataHandle::create(blobData.release(), length));
+    dispatchEvent(MessageEvent::create(blob));
+}
+
 void PresentationSession::close()
 {
     if (m_state != WebPresentationSessionState::Connected)