content/child/web_url_loader_impl.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef CONTENT_CHILD_WEB_URL_LOADER_IMPL_H_
   6 #define CONTENT_CHILD_WEB_URL_LOADER_IMPL_H_
   7
   8 #include "base/macros.h"
   9 #include "base/memory/ref_counted.h"
  10 #include "content/common/content_export.h"
  11 #include "content/public/common/resource_response.h"
  12 #include "third_party/WebKit/public/platform/WebURLLoader.h"
  13 #include "url/gurl.h"
  14
  15 namespace base {
  16
  17 class SingleThreadTaskRunner;
  18
  19 }  // namespace base
  20
  21 namespace content {
  22
  23 class ResourceDispatcher;
  24 struct ResourceResponseInfo;
  25
  26 // PlzNavigate: Used to override parameters of the navigation request.
  27 struct StreamOverrideParameters {
  28  public:
  29   // TODO(clamy): The browser should be made aware on destruction of this struct
  30   // that it can release its associated stream handle.
  31   GURL stream_url;
  32   ResourceResponseHead response;
  33 };
  34
  35 class CONTENT_EXPORT WebURLLoaderImpl
  36     : public NON_EXPORTED_BASE(blink::WebURLLoader) {
  37  public:
  38   explicit WebURLLoaderImpl(
  39       ResourceDispatcher* resource_dispatcher,
  40       scoped_refptr<base::SingleThreadTaskRunner> task_runner);
  41   ~WebURLLoaderImpl() override;
  42
  43   static void PopulateURLResponse(
  44       const GURL& url,
  45       const ResourceResponseInfo& info,
  46       blink::WebURLResponse* response);
  47
  48   // WebURLLoader methods:
  49   void loadSynchronously(
  50       const blink::WebURLRequest& request,
  51       blink::WebURLResponse& response,
  52       blink::WebURLError& error,
  53       blink::WebData& data) override;
  54   void loadAsynchronously(
  55       const blink::WebURLRequest& request,
  56       blink::WebURLLoaderClient* client) override;
  57   void cancel() override;
  58   void setDefersLoading(bool value) override;
  59   void didChangePriority(blink::WebURLRequest::Priority new_priority,
  60                          int intra_priority_value) override;
  61   bool attachThreadedDataReceiver(
  62       blink::WebThreadedDataReceiver* threaded_data_receiver) override;
  63
  64  private:
  65   class Context;
  66   scoped_refptr<Context> context_;
  67
  68   DISALLOW_COPY_AND_ASSIGN(WebURLLoaderImpl);
  69 };
  70
  71 }  // namespace content
  72
  73 #endif  // CONTENT_CHILD_WEB_URL_LOADER_IMPL_H_