Remove unnecessary array allocation in cronet_bidirectional_stream_adapter.cc

net/http/bidirectional_stream_impl.h

 // Copyright 2015 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_HTTP_BIDIRECTIONAL_STREAM_IMPL_H_
 #define NET_HTTP_BIDIRECTIONAL_STREAM_IMPL_H_
 
 #include <stdint.h>
 
 #include <memory>
 
 #include "base/macros.h"
+#include "base/memory/ref_counted.h"
 #include "net/base/net_export.h"
 #include "net/socket/next_proto.h"
 
 namespace base {
 class Timer;
 }  // namespace base
 
 namespace net {
 
 class BoundNetLog;
@@ skipping 77 matching lines @@
   // code if any error occurred. If returns 0, there is no more data to read.
   // This should not be called before Delegate::OnHeadersReceived is invoked,
   // and should not be called again unless it returns with number greater than
   // 0 or until Delegate::OnDataRead is invoked.
   virtual int ReadData(IOBuffer* buf, int buf_len) = 0;
 
   // Sends data. This should not be called be called before
   // Delegate::OnHeadersSent is invoked, and should not be called again until
   // Delegate::OnDataSent is invoked. If |end_stream| is true, the DATA frame
   // will have an END_STREAM flag.
-  virtual void SendData(IOBuffer* data, int length, bool end_stream) = 0;
+  virtual void SendData(const scoped_refptr<IOBuffer>& data,
+                        int length,
+                        bool end_stream) = 0;
 
-  virtual void SendvData(const std::vector<IOBuffer*>& buffers,
+  virtual void SendvData(const std::vector<scoped_refptr<IOBuffer>>& buffers,
                          const std::vector<int>& lengths,
                          bool end_stream) = 0;
 
   // Cancels the stream. No Delegate method will be called. Any pending
   // operations may or may not succeed.
   virtual void Cancel() = 0;
 
   // Returns the protocol used by this stream. If stream has not been
   // established, return kProtoUnknown.
   virtual NextProto GetProtocol() const = 0;
 
   // Total number of bytes received over the network of SPDY data, headers, and
   // push_promise frames associated with this stream, including the size of
   // frame headers, after SSL decryption and not including proxy overhead.
   virtual int64_t GetTotalReceivedBytes() const = 0;
 
   // Total number of bytes sent over the network of SPDY frames associated with
   // this stream, including the size of frame headers, before SSL encryption and
   // not including proxy overhead. Note that some SPDY frames such as pings are
   // not associated with any stream, and are not included in this value.
   virtual int64_t GetTotalSentBytes() const = 0;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(BidirectionalStreamImpl);
 };
 
 }  // namespace net
 
 #endif  // NET_HTTP_BIDIRECTIONAL_STREAM_IMPL_H_