Add QuicStringPiece which is actually StringPiece.

net/quic/core/frames/quic_stream_frame.h

 // Copyright (c) 2016 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_QUIC_CORE_FRAMES_QUIC_STREAM_FRAME_H_
 #define NET_QUIC_CORE_FRAMES_QUIC_STREAM_FRAME_H_
 
 #include <memory>
 #include <ostream>
 
-#include "base/strings/string_piece.h"
 #include "net/quic/core/quic_buffer_allocator.h"
 #include "net/quic/core/quic_types.h"
 #include "net/quic/platform/api/quic_export.h"
+#include "net/quic/platform/api/quic_string_piece.h"
 
 namespace net {
 
 // Deleter for stream buffers. Copyable to support platforms where the deleter
 // of a unique_ptr must be copyable. Otherwise it would be nice for this to be
 // move-only.
 class QUIC_EXPORT_PRIVATE StreamBufferDeleter {
  public:
   StreamBufferDeleter() : allocator_(nullptr) {}
   explicit StreamBufferDeleter(QuicBufferAllocator* allocator)
@@ skipping 12 matching lines @@
 
 // Allocates memory of size |size| using |allocator| for a QUIC stream buffer.
 QUIC_EXPORT_PRIVATE UniqueStreamBuffer
 NewStreamBuffer(QuicBufferAllocator* allocator, size_t size);
 
 struct QUIC_EXPORT_PRIVATE QuicStreamFrame {
   QuicStreamFrame();
   QuicStreamFrame(QuicStreamId stream_id,
                   bool fin,
                   QuicStreamOffset offset,
-                  base::StringPiece data);
+                  QuicStringPiece data);
   QuicStreamFrame(QuicStreamId stream_id,
                   bool fin,
                   QuicStreamOffset offset,
                   QuicPacketLength data_length,
                   UniqueStreamBuffer buffer);
   ~QuicStreamFrame();
 
   friend QUIC_EXPORT_PRIVATE std::ostream& operator<<(std::ostream& os,
                                                       const QuicStreamFrame& s);
 
@@ skipping 14 matching lines @@
                   UniqueStreamBuffer buffer);
 
   DISALLOW_COPY_AND_ASSIGN(QuicStreamFrame);
 };
 static_assert(sizeof(QuicStreamFrame) <= 64,
               "Keep the QuicStreamFrame size to a cacheline.");
 
 }  // namespace net
 
 #endif  // NET_QUIC_CORE_FRAMES_QUIC_STREAM_FRAME_H_