Forward MIME types to BrowserPlugin when a viewer is specified.

content/browser/loader/stream_resource_handler.h

 // Copyright (c) 2013 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_BROWSER_LOADER_STREAM_RESOURCE_HANDLER_H_
 #define CONTENT_BROWSER_LOADER_STREAM_RESOURCE_HANDLER_H_
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/browser/loader/resource_handler.h"
@@ skipping 10 matching lines @@
 
 // Redirect this resource to a stream.
 class StreamResourceHandler : public StreamWriteObserver,
                               public ResourceHandler {
  public:
   // |origin| will be used to construct the URL for the Stream. See
   // WebCore::BlobURL and and WebCore::SecurityOrigin in Blink to understand
   // how origin check is done on resource loading.
   StreamResourceHandler(net::URLRequest* request,
                         StreamRegistry* registry,
-                        const GURL& origin);
+                        const GURL& origin,
+                        const std::string& payload);
   virtual ~StreamResourceHandler();
 
   virtual bool OnUploadProgress(int request_id,
                                 uint64 position,
                                 uint64 size) OVERRIDE;
 
   // Not needed, as this event handler ought to be the final resource.
   virtual bool OnRequestRedirected(int request_id,
                                    const GURL& url,
                                    ResourceResponse* resp,
@@ skipping 23 matching lines @@
                                bool* defer) OVERRIDE;
 
   virtual void OnResponseCompleted(int request_id,
                                    const net::URLRequestStatus& status,
                                    const std::string& sec_info,
                                    bool* defer) OVERRIDE;
 
   virtual void OnDataDownloaded(int request_id, int bytes_downloaded) OVERRIDE;
 
   Stream* stream() { return stream_.get(); }
+  void SetNextHandler(scoped_ptr<ResourceHandler> next_handler) {
+    next_handler_ = next_handler.Pass();
+  }
+  bool HasPayload() {
+    return !payload_.empty();
+  }
 
  private:
   virtual void OnSpaceAvailable(Stream* stream) OVERRIDE;
   virtual void OnClose(Stream* stream) OVERRIDE;
 
   scoped_refptr<Stream> stream_;
   scoped_refptr<net::IOBuffer> read_buffer_;
+  scoped_ptr<ResourceHandler> next_handler_;
+  std::string payload_;
+
   DISALLOW_COPY_AND_ASSIGN(StreamResourceHandler);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_LOADER_STREAM_RESOURCE_HANDLER_H_