Make unprefixed EME APIs use platform and Chromium.

Source/core/platform/graphics/CDMChromium.cpp

 /*
  * Copyright (C) 2013 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 11 matching lines @@
  * 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 "config.h"
-#include "modules/donottrack/NavigatorDoNotTrack.h"
+#include "core/platform/graphics/CDMChromium.h"
 
-#include "core/loader/FrameLoader.h"
-#include "core/loader/FrameLoaderClient.h"
-#include "core/page/Frame.h"
-#include "core/page/Navigator.h"
-#include "wtf/PassOwnPtr.h"
+#include "core/platform/NotImplemented.h"
+#include "core/platform/graphics/CDMSessionChromium.h"
+#include "public/platform/Platform.h"
+#include "wtf/text/WTFString.h"
 
 namespace WebCore {
 
-NavigatorDoNotTrack::NavigatorDoNotTrack(Frame* frame)
-    : DOMWindowProperty(frame)
+bool CDM::supportsKeySystem(const WTF::String& keySystem)
 {
+    // FIXME: Chromium should handle this, possibly using
+    // MIMETypeRegistry::isSupportedEncryptedMediaMIMEType().
+    notImplemented();
+    if (keySystem == "org.w3.clearkey")
+        return true;
+
+    return false;
 }
 
-NavigatorDoNotTrack::~NavigatorDoNotTrack()
+// Factory method: Chromium-implementation
+PassOwnPtr<CDM> CDM::create(const WTF::String& keySystem)

[abarth-chromium, 2013/06/07 00:08:23]

No need for the WTF:: prefix

[ddorwin, 2013/06/10 22:52:34]

Done.

 {
+    ASSERT(!keySystem.isNull() && !keySystem.isEmpty());
+    OwnPtr<WebKit::WebCDM> cdm = adoptPtr(WebKit::Platform::current()->createCDM(keySystem));
+    if (!cdm)
+        return PassOwnPtr<CDM>();

[abarth-chromium, 2013/06/07 00:08:23]

You can just write:

    return nullptr;

[ddorwin, 2013/06/10 22:52:34]

Done.

+    return adoptPtr(new CDMChromium(cdm.release()));
 }
 
-const char* NavigatorDoNotTrack::supplementName()
+CDMChromium::CDMChromium(PassOwnPtr<WebKit::WebCDM> cdm)
+    : m_cdm(cdm)
 {
-    return "NavigatorDoNotTrack";
+    ASSERT(m_cdm);
 }
 
-NavigatorDoNotTrack* NavigatorDoNotTrack::from(Navigator* navigator)
+bool CDMChromium::supportsMIMEType(const WTF::String& mimeType)
 {
-    NavigatorDoNotTrack* supplement = static_cast<NavigatorDoNotTrack*>(Supplement<Navigator>::from(navigator, supplementName()));
-    if (!supplement) {
-        supplement = new NavigatorDoNotTrack(navigator->frame());
-        provideTo(navigator, supplementName(), adoptPtr(supplement));
-    }
-    return supplement;
+    // FIXME: Chromium should handle this, possibly using
+    // MIMETypeRegistry::isSupportedEncryptedMediaMIMEType().
+    notImplemented();
+    return mimeType == "video/webm";
 }
 
-String NavigatorDoNotTrack::doNotTrack(Navigator* navigator)
+PassOwnPtr<CDMSession> CDMChromium::createSession(CDMSessionClient* client)
 {
-    return NavigatorDoNotTrack::from(navigator)->doNotTrack();
-}
-
-String NavigatorDoNotTrack::doNotTrack()
-{
-    return frame() ? frame()->loader()->client()->doNotTrackValue() : String();
+    return adoptPtr(new CDMSessionChromium(*m_cdm, client));
 }
 
 } // namespace WebCore