[Mojo-Loading] Implement URLLoader::SetPriority

content/browser/loader/mojo_async_resource_handler.h

 // Copyright 2016 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_MOJO_ASYNC_RESOURCE_HANDLER_H_
 #define CONTENT_BROWSER_LOADER_MOJO_ASYNC_RESOURCE_HANDLER_H_
 
 #include <stdint.h>
 
 #include <memory>
 #include <string>
 
 #include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "content/browser/loader/resource_handler.h"
 #include "content/browser/loader/upload_progress_tracker.h"
 #include "content/common/content_export.h"
 #include "content/common/url_loader.mojom.h"
 #include "content/public/common/resource_type.h"
 #include "mojo/public/cpp/bindings/associated_binding.h"
 #include "mojo/public/cpp/system/data_pipe.h"
 #include "mojo/public/cpp/system/watcher.h"
 #include "net/base/io_buffer.h"
+#include "net/base/request_priority.h"
 
 class GURL;
 
 namespace tracked_objects {
 class Location;
 }
 
 namespace net {
 class IOBufferWithSize;
 class URLRequest;
@@ skipping 32 matching lines @@
   bool OnWillRead(scoped_refptr<net::IOBuffer>* buf,
                   int* buf_size,
                   int min_size) override;
   bool OnReadCompleted(int bytes_read, bool* defer) override;
   void OnResponseCompleted(const net::URLRequestStatus& status,
                            bool* defer) override;
   void OnDataDownloaded(int bytes_downloaded) override;
 
   // mojom::URLLoader implementation:
   void FollowRedirect() override;
+  void SetPriority(net::RequestPriority priority,
+                   int32_t intra_priority_value) override;
 
   void OnWritableForTesting();
   static void SetAllocationSizeForTesting(size_t size);
   static constexpr size_t kDefaultAllocationSize = 512 * 1024;
 
  protected:
   // These functions can be overriden only for tests.
   virtual MojoResult BeginWrite(void** data, uint32_t* available);
   virtual MojoResult EndWrite(uint32_t written);
   virtual net::IOBufferWithSize* GetResponseMetadata(net::URLRequest* request);
@@ skipping 52 matching lines @@
 
   std::unique_ptr<UploadProgressTracker> upload_progress_tracker_;
 
   base::WeakPtrFactory<MojoAsyncResourceHandler> weak_factory_;
   DISALLOW_COPY_AND_ASSIGN(MojoAsyncResourceHandler);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_LOADER_MOJO_ASYNC_RESOURCE_HANDLER_H_