Revert "Reland: URLRequestJob: change ReadRawData contract"

net/url_request/url_request_file_dir_job.h

Index: net/url_request/url_request_file_dir_job.h
diff --git a/net/url_request/url_request_file_dir_job.h b/net/url_request/url_request_file_dir_job.h
index f7a7b45117d8c78624de2c32115af29d85d52db8..067db81ed64cc9199e0afa41f4e502718a33e3d6 100644
--- a/net/url_request/url_request_file_dir_job.h
+++ b/net/url_request/url_request_file_dir_job.h
@@ -10,7 +10,6 @@
 #include "base/files/file_path.h"
 #include "base/memory/weak_ptr.h"
 #include "net/base/directory_lister.h"
-#include "net/base/net_errors.h"
 #include "net/url_request/url_request_job.h"
 
 namespace net {
@@ -30,7 +29,7 @@ class URLRequestFileDirJob
   // Overridden from URLRequestJob:
   void Start() override;
   void Kill() override;
-  int ReadRawData(IOBuffer* buf, int buf_size) override;
+  bool ReadRawData(IOBuffer* buf, int buf_size, int* bytes_read) override;
   bool GetMimeType(std::string* mime_type) const override;
   bool GetCharset(std::string* charset) override;
 
@@ -46,7 +45,7 @@ class URLRequestFileDirJob
   // When we have data and a read has been pending, this function
   // will fill the response buffer and notify the request
   // appropriately.
-  void CompleteRead(Error error);
+  void CompleteRead();
 
   // Fills a buffer with the output.
   bool FillReadBuffer(char* buf, int buf_size, int* bytes_read);
@@ -68,7 +67,6 @@ class URLRequestFileDirJob
   bool read_pending_;
   scoped_refptr<IOBuffer> read_buffer_;
   int read_buffer_length_;
-
   base::WeakPtrFactory<URLRequestFileDirJob> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequestFileDirJob);