Fix "value possibly truncated" warnings on MSVC, net/spdy/ edition.

net/spdy/spdy_protocol.h

 // 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.
 
 // This file contains some protocol structures for use with SPDY 2 and 3
 // The SPDY 2 spec can be found at:
 // http://dev.chromium.org/spdy/spdy-protocol/spdy-protocol-draft2
 // The SPDY 3 spec can be found at:
 // http://dev.chromium.org/spdy/spdy-protocol/spdy-protocol-draft3
 
 #ifndef NET_SPDY_SPDY_PROTOCOL_H_
 #define NET_SPDY_SPDY_PROTOCOL_H_
 
+#include <limits>
 #include <map>
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_piece.h"
 #include "base/sys_byteorder.h"
@@ skipping 952 matching lines @@
     return protocol_id_;
   }
   std::string host() const { return host_; }
   std::string origin() const { return origin_; }
 
   void set_max_age(uint32 max_age) { max_age_ = max_age; }
   void set_port(uint16 port) { port_ = port; }
   void set_protocol_id(SpdyProtocolId protocol_id) {
     protocol_id_ = protocol_id;
   }
-  void set_host(std::string host) {
-    host_ = host;
-  }
-  void set_origin(std::string origin) {
-    origin_ = origin;
-  }
+  void set_host(std::string host) { host_ = host; }
+  void set_origin(std::string origin) { origin_ = origin; }
 
   void Visit(SpdyFrameVisitor* visitor) const override;
 
  private:
   uint32 max_age_;
   uint16 port_;
   SpdyProtocolId protocol_id_;
   std::string host_;
   std::string origin_;
   DISALLOW_COPY_AND_ASSIGN(SpdyAltSvcIR);
@@ skipping 90 matching lines @@
   SpdyFrameVisitor() {}
   virtual ~SpdyFrameVisitor() {}
 
  private:
   DISALLOW_COPY_AND_ASSIGN(SpdyFrameVisitor);
 };
 
 }  // namespace net
 
 #endif  // NET_SPDY_SPDY_PROTOCOL_H_