Add srcObject attribute of type MediaStream to HTMLMediaElement.

third_party/WebKit/Source/platform/exported/WebMediaElementSource.cpp

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 10 matching lines @@
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include "public/platform/WebData.h"
-
-#include "platform/SharedBuffer.h"
+#include "public/platform/WebMediaElementSource.h"
 
 namespace blink {
 
-void WebData::reset()
-{
-    m_private.reset();
-}
-
-void WebData::assign(const WebData& other)
-{
-    m_private = other.m_private;
-}
-
-void WebData::assign(const char* data, size_t size)
-{
-    m_private = SharedBuffer::create(data, size);
-}
-
-size_t WebData::size() const
-{
-    if (m_private.isNull())
-        return 0;
-    return m_private->size();
-}
-
-const char* WebData::data() const
-{
-    if (m_private.isNull())
-        return 0;
-    return m_private->data();
-}
-
-WebData::WebData(const PassRefPtr<SharedBuffer>& buffer)
-    : m_private(buffer)
+WebMediaElementSource::WebMediaElementSource()
 {
 }
 
-WebData& WebData::operator=(const PassRefPtr<SharedBuffer>& buffer)
+WebMediaElementSource::WebMediaElementSource(const WebURL& url)
+    : m_url(url)
 {
-    m_private = buffer;
-    return *this;
 }
 
-WebData::operator PassRefPtr<SharedBuffer>() const
+WebMediaElementSource::WebMediaElementSource(const WebMediaStream& mediaStream)
+    : m_mediaStream(mediaStream)
 {
-    return PassRefPtr<SharedBuffer>(m_private.get());
+}
+
+WebMediaElementSource::~WebMediaElementSource()
+{
+    m_mediaStream.reset();
+}
+
+bool WebMediaElementSource::isEmpty() const
+{
+    return !isURL() && !isMediaProviderObject();
+}
+
+bool WebMediaElementSource::isURL() const
+{
+    return !m_url.isEmpty();
+}
+
+WebURL WebMediaElementSource::getAsURL() const
+{
+    return m_url;
+}
+
+bool WebMediaElementSource::isMediaProviderObject() const
+{
+    return isMediaStream();
+}
+
+bool WebMediaElementSource::isMediaStream() const
+{
+    return !m_mediaStream.isNull();
+}
+
+WebMediaStream WebMediaElementSource::getAsMediaStream() const
+{
+    return m_mediaStream;
 }
 
 } // namespace blink