Pass StringPiece by value instead of const ref in SpdyFramer.

net/spdy/spdy_protocol.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/spdy/spdy_protocol.h"
 
 namespace net {
 
 SpdyFrameWithNameValueBlockIR::SpdyFrameWithNameValueBlockIR(
     SpdyStreamId stream_id) : SpdyFrameWithFinIR(stream_id) {}
 
 SpdyFrameWithNameValueBlockIR::~SpdyFrameWithNameValueBlockIR() {}
 
-SpdyDataIR::SpdyDataIR(SpdyStreamId stream_id, const base::StringPiece& data)
-    : SpdyFrameWithFinIR(stream_id),
-      padded_(false),
-      padding_payload_len_(0) {
+SpdyDataIR::SpdyDataIR(SpdyStreamId stream_id, base::StringPiece data)
+    : SpdyFrameWithFinIR(stream_id), padded_(false), padding_payload_len_(0) {
   SetDataDeep(data);
 }
 
 SpdyDataIR::SpdyDataIR(SpdyStreamId stream_id)
     : SpdyFrameWithFinIR(stream_id),
       padded_(false),
       padding_payload_len_(0) {}
 
 SpdyDataIR::~SpdyDataIR() {}
 
@@ skipping 772 matching lines @@
 void SpdySettingsIR::Visit(SpdyFrameVisitor* visitor) const {
   return visitor->VisitSettings(*this);
 }
 
 void SpdyPingIR::Visit(SpdyFrameVisitor* visitor) const {
   return visitor->VisitPing(*this);
 }
 
 SpdyGoAwayIR::SpdyGoAwayIR(SpdyStreamId last_good_stream_id,
                            SpdyGoAwayStatus status,
-                           const base::StringPiece& description)
+                           base::StringPiece description)
     : description_(description) {
       set_last_good_stream_id(last_good_stream_id);
   set_status(status);
 }
 
 SpdyGoAwayIR::~SpdyGoAwayIR() {}
 
 const base::StringPiece& SpdyGoAwayIR::description() const {
   return description_;
 }
@@ skipping 29 matching lines @@
 
 void SpdyAltSvcIR::Visit(SpdyFrameVisitor* visitor) const {
   return visitor->VisitAltSvc(*this);
 }
 
 void SpdyPriorityIR::Visit(SpdyFrameVisitor* visitor) const {
   return visitor->VisitPriority(*this);
 }
 
 }  // namespace net