Media Capabilities encoding: Blink pass-thru and skeleton renderer/ impl

third_party/WebKit/public/platform/WebMediaRecorderHandler.h

 // Copyright 2015 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.
 
 #ifndef WebMediaRecorderHandler_h
 #define WebMediaRecorderHandler_h
 
+#include <memory>
+
 #include "WebCommon.h"
 
+#include "public/platform/modules/media_capabilities/WebMediaCapabilitiesInfo.h"
+
 namespace blink {
 
 class WebMediaRecorderHandlerClient;
+struct WebMediaConfiguration;
 class WebMediaStream;
 class WebString;
 
 // Platform interface of a MediaRecorder.
 class BLINK_PLATFORM_EXPORT WebMediaRecorderHandler {
  public:
   virtual ~WebMediaRecorderHandler() = default;
   virtual bool Initialize(WebMediaRecorderHandlerClient* client,
                           const WebMediaStream& stream,
                           const WebString& type,
@@ skipping 11 matching lines @@
   // canSupportMimeType() [1] "If true is returned from this method, it only
   // indicates that the MediaRecorder implementation is capable of recording
   // Blob objects for the specified MIME type. Recording may still fail if
   // sufficient resources are not available to support the concrete media
   // encoding."
   // [1] https://w3c.github.io/mediacapture-record/MediaRecorder.html#methods
   virtual bool CanSupportMimeType(const WebString& type,
                                   const WebString& codecs) {
     return false;
   }
+
+  // Implements WICG Media Capabilities encodingInfo() call for local encoding.
+  // https://wicg.github.io/media-capabilities/#media-capabilities-interface
+  virtual void EncodingInfo(
+      const WebMediaConfiguration&,
+      std::unique_ptr<blink::WebMediaCapabilitiesQueryCallbacks>) {}
 };
 
 }  // namespace blink
 
 #endif  // WebMediaRecorderHandler_h