net: Move file operation code from UploadData to UploadDataStream

net/base/upload_data.h

 // Copyright (c) 2012 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 NET_BASE_UPLOAD_DATA_H_
 #define NET_BASE_UPLOAD_DATA_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "base/memory/ref_counted.h"
 #include "base/supports_user_data.h"
 #include "net/base/net_export.h"
 #include "net/base/upload_element.h"
 
 class FilePath;
-class GURL;
 
 namespace base {
 class Time;
 }  // namespace base
 
 namespace net {
 
 // Interface implemented by callers who require callbacks when new chunks
 // of data are added.
 class NET_EXPORT_PRIVATE ChunkCallback {
@@ skipping 32 matching lines @@
   void set_chunk_callback(ChunkCallback* callback);
 
   // Initializes the object to send chunks of upload data over time rather
   // than all at once.
   void set_is_chunked(bool set) { is_chunked_ = set; }
   bool is_chunked() const { return is_chunked_; }
 
   void set_last_chunk_appended(bool set) { last_chunk_appended_ = set; }
   bool last_chunk_appended() const { return last_chunk_appended_; }
 
-  // Gets the total size in bytes of the data to upload. Computing the
-  // content length can result in performing file IO hence the operation is
-  // done asynchronously. Runs the callback with the content length once the
-  // computation is done.
-  typedef base::Callback<void(uint64 content_length)> ContentLengthCallback;
-  void GetContentLength(const ContentLengthCallback& callback);
-
-  // Returns the total size in bytes of the data to upload, for testing.
-  // This version may perform file IO on the current thread. This function
-  // will fail if called on a thread where file IO is prohibited. Usually
-  // used for testing, but Chrome Frame also uses this version.
-  uint64 GetContentLengthSync();
-
-  // Returns true if the upload data is entirely in memory (i.e. the
-  // upload data is not chunked, and all elemnts are of TYPE_BYTES).
-  bool IsInMemory() const;
-
-  // Resets the offset of each upload data element to zero, so that the
-  // upload data can be reread. This can happen if the same upload data is
-  // reused for a new UploadDataStream.
-  void ResetOffset();
-
   const std::vector<UploadElement>* elements() const {
     return &elements_;
   }
 
   std::vector<UploadElement>* elements_mutable() {
     return &elements_;
   }
 
   void SetElements(const std::vector<UploadElement>& elements);
 
   void swap_elements(std::vector<UploadElement>* elements) {
     elements_.swap(*elements);
   }
 
   // Identifies a particular upload instance, which is used by the cache to
   // formulate a cache key.  This value should be unique across browser
   // sessions.  A value of 0 is used to indicate an unspecified identifier.
   void set_identifier(int64 id) { identifier_ = id; }
   int64 identifier() const { return identifier_; }
 
  private:
-  // Helper function for GetContentLength().
-  void DoGetContentLength(uint64* content_length);
-
   friend class base::RefCounted<UploadData>;
 
   virtual ~UploadData();
 
   std::vector<UploadElement> elements_;
   int64 identifier_;
   ChunkCallback* chunk_callback_;
   bool is_chunked_;
   bool last_chunk_appended_;
 
   DISALLOW_COPY_AND_ASSIGN(UploadData);
 };
 
 }  // namespace net
 
 #endif  // NET_BASE_UPLOAD_DATA_H_