[PresentationAPI] Implements send API for Blob data from WebPresentationClient

content/renderer/presentation/presentation_dispatcher.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 CONTENT_RENDERER_PRESENTATION_PRESENTATION_DISPATCHER_H_
 #define CONTENT_RENDERER_PRESENTATION_PRESENTATION_DISPATCHER_H_
 
 #include "base/compiler_specific.h"
 #include "base/memory/linked_ptr.h"
 #include "content/common/content_export.h"
@@ skipping 32 matching lines @@
       blink::WebPresentationSessionClientCallbacks* callback);
   virtual void sendString(
       const blink::WebString& presentationUrl,
       const blink::WebString& presentationId,
       const blink::WebString& message);
   virtual void sendArrayBuffer(
       const blink::WebString& presentationUrl,
       const blink::WebString& presentationId,
       const uint8* data,
       size_t length);
+  virtual void sendBlobData(
+      const blink::WebString& presentationUrl,
+      const blink::WebString& presentationId,
+      const uint8* data,
+      size_t length);
   virtual void closeSession(
       const blink::WebString& presentationUrl,
       const blink::WebString& presentationId);
 
   // RenderFrameObserver implementation.
   void DidChangeDefaultPresentation() override;
   void DidCommitProvisionalLoad(
       bool is_new_navigation,
       bool is_same_page_navigation) override;
 
@@ skipping 26 matching lines @@
   using MessageRequestQueue =
       std::queue<linked_ptr<presentation::SessionMessage>>;
   MessageRequestQueue message_request_queue_;
 
   DISALLOW_COPY_AND_ASSIGN(PresentationDispatcher);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_RENDERER_PRESENTATION_PRESENTATION_DISPATCHER_H_