Use the exact-width integer types defined in <stdint.h> rather than

net/base/file_stream.cc

 // 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.
 
 #include "net/base/file_stream.h"
 
 #include "base/profiler/scoped_tracker.h"
 #include "net/base/file_stream_context.h"
 #include "net/base/net_errors.h"
 
@@ skipping 27 matching lines @@
 int FileStream::Close(const CompletionCallback& callback) {
   context_->Close(callback);
   return ERR_IO_PENDING;
 }
 
 bool FileStream::IsOpen() const {
   return context_->file().IsValid();
 }
 
 int FileStream::Seek(base::File::Whence whence,
-                     int64 offset,
+                     int64_t offset,
                      const Int64CompletionCallback& callback) {
   if (!IsOpen())
     return ERR_UNEXPECTED;
 
   context_->Seek(whence, offset, callback);
   return ERR_IO_PENDING;
 }
 
 int FileStream::Read(IOBuffer* buf,
                      int buf_len,
@@ skipping 27 matching lines @@
 
   context_->Flush(callback);
   return ERR_IO_PENDING;
 }
 
 const base::File& FileStream::GetFileForTesting() const {
   return context_->file();
 }
 
 }  // namespace net