Improve retry support for media network loading.

media/blink/resource_multibuffer_data_provider.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 MEDIA_BLINK_RESOURCE_MULTIBUFFER_DATA_PROVIDER_H_
 #define MEDIA_BLINK_RESOURCE_MULTIBUFFER_DATA_PROVIDER_H_
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 10 matching lines @@
 #include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "third_party/WebKit/public/web/WebFrame.h"
 #include "url/gurl.h"
 
 namespace media {
 
 class MEDIA_BLINK_EXPORT ResourceMultiBufferDataProvider
     : NON_EXPORTED_BASE(public MultiBuffer::DataProvider),
       NON_EXPORTED_BASE(public blink::WebURLLoaderClient) {
  public:
+  // NUmber of times we'll retry if the connection fails.
+  enum { kMaxRetries = 30 };
+
   ResourceMultiBufferDataProvider(UrlData* url_data, MultiBufferBlockId pos);
   ~ResourceMultiBufferDataProvider() override;
 
   // Virtual for testing purposes.
   virtual void Start();
 
   // MultiBuffer::DataProvider implementation
   MultiBufferBlockId Tell() const override;
   bool Available() const override;
   scoped_refptr<DataBuffer> Read() override;
@@ skipping 78 matching lines @@
 
   // When we encounter a redirect, this is the source of the redirect.
   GURL redirects_to_;
 
   base::WeakPtrFactory<ResourceMultiBufferDataProvider> weak_factory_;
 };
 
 }  // namespace media
 
 #endif  // MEDIA_BLINK_RESOURCE_MULTIBUFFER_RESOURCE_LOADER_H_