Misc cleanup in net/spdy/core.

net/spdy/core/hpack/hpack_encoder.cc

 // Copyright 2014 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/spdy/core/hpack/hpack_encoder.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/logging.h"
-#include "base/memory/ptr_util.h"
 #include "net/spdy/core/hpack/hpack_constants.h"
 #include "net/spdy/core/hpack/hpack_header_table.h"
 #include "net/spdy/core/hpack/hpack_huffman_table.h"
 #include "net/spdy/core/hpack/hpack_output_stream.h"
 #include "net/spdy/platform/api/spdy_estimate_memory_usage.h"
 #include "net/spdy/platform/api/spdy_ptr_util.h"
 
 namespace net {
 
 class HpackEncoder::RepresentationIterator {
@@ skipping 341 matching lines @@
   has_next_ = encoder_->output_stream_.size() > max_encoded_bytes;
   encoder_->output_stream_.BoundedTakeString(max_encoded_bytes, output);
 }
 
 std::unique_ptr<HpackEncoder::ProgressiveEncoder> HpackEncoder::EncodeHeaderSet(
     const SpdyHeaderBlock& header_set) {
   return SpdyMakeUnique<Encoderator>(header_set, this);
 }
 
 }  // namespace net