Remove code path that passes a file handle to the renderer...

webkit/glue/resource_loader_bridge.h

 // Copyright (c) 2006-2008 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.
 //
 // The intent of this file is to provide a type-neutral abstraction between
 // Chrome and WebKit for resource loading. This pure-virtual interface is
 // implemented by the embedder, which also provides a factory method Create
 // to instantiate this object.
 //
 // One of these objects will be created by WebKit for each request. WebKit
@@ skipping 52 matching lines @@
 
     // An opaque string carrying security information pertaining to this
     // response.  This may include information about the SSL connection used.
     std::string security_info;
 
     // Content length if available. -1 if not available
     int64 content_length;
 
     // The appcache this response was loaded from, or kNoAppCacheId.
     int64 app_cache_id;
-
-    // A platform specific handle for a file that carries response data. This
-    // entry is used if the resource request is of type ResourceType::MEDIA and
-    // the underlying cache layer keeps the response data in a standalone file.
-#if defined(OS_POSIX)
-    // If the response data file is available, the file handle is stored in
-    // response_data_file.fd, its value is base::kInvalidPlatformFileValue
-    // otherwise.
-    base::FileDescriptor response_data_file;
-#elif defined(OS_WIN)
-    // An asynchronous file handle to the response data file, its value is
-    // base::kInvalidPlatformFileValue if the file is not available.
-    base::PlatformFile response_data_file;
-#endif
   };
 
   // See the SyncLoad method declared below.  (The name of this struct is not
   // suffixed with "Info" because it also contains the response data.)
   struct SyncLoadResponse : ResponseInfo {
     SyncLoadResponse();
     ~SyncLoadResponse();
 
     // The response status.
     URLRequestStatus status;
@@ skipping 10 matching lines @@
   // within webkit. The Peer and it's bridge should have identical lifetimes
   // as they represent each end of a communication channel.
   //
   // These callbacks mirror URLRequest::Delegate and the order and conditions
   // in which they will be called are identical. See url_request.h for more
   // information.
   class Peer {
    public:
     virtual ~Peer() {}
 
-    // Called as download progress is made.
-    // note: only for requests with LOAD_ENABLE_DOWNLOAD_FILE set and the
-    // resource is downloaded to a standalone file and the file handle to it is
-    // passed in ResponseInfo during OnReceivedResponse. Note that size may be
-    // unknown and |size| will be kuint64max in that case.
-    virtual void OnDownloadProgress(uint64 position, uint64 size) {}
-
     // Called as upload progress is made.
     // note: only for requests with LOAD_ENABLE_UPLOAD_PROGRESS set
     virtual void OnUploadProgress(uint64 position, uint64 size) = 0;
 
     // Called when a redirect occurs.
     virtual void OnReceivedRedirect(const GURL& new_url) = 0;
 
     // Called when response headers are available (after all redirects have
     // been followed).  |content_filtered| is set to true if the contents is
     // altered or replaced (usually for security reasons when the resource is
@@ skipping 106 matching lines @@
   // construction must go through Create()
   ResourceLoaderBridge();
 
  private:
   DISALLOW_EVIL_CONSTRUCTORS(ResourceLoaderBridge);
 };
 
 }  // namespace webkit_glue
 
 #endif  // RESOURCE_LOADER_BRIDGE_