Roll Chrome into Mojo.

net/http/http_response_headers.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.
 
 // The rules for header parsing were borrowed from Firefox:
 // http://lxr.mozilla.org/seamonkey/source/netwerk/protocol/http/src/nsHttpResponseHead.cpp
 // The rules for parsing content-types were also borrowed from Firefox:
 // http://lxr.mozilla.org/mozilla/source/netwerk/base/src/nsURLHelper.cpp#834
 
 #include "net/http/http_response_headers.h"
@@ skipping 1196 matching lines @@
 // "close" in 1.0 is not strictly standards-compliant, but we'd like to
 // avoid looking at the Proxy-Connection header whenever it is reasonable to do
 // so.
 // TODO(ricea): Measure real-world usage of the "Proxy-Connection" header,
 // with a view to reducing support for it in order to make our Connection header
 // handling more RFC 7230 compliant.
 bool HttpResponseHeaders::IsKeepAlive() const {
   // NOTE: It is perhaps risky to assume that a Proxy-Connection header is
   // meaningful when we don't know that this response was from a proxy, but
   // Mozilla also does this, so we'll do the same.
-  static const char* kConnectionHeaders[] = {"connection", "proxy-connection"};
+  static const char* const kConnectionHeaders[] = {
+    "connection", "proxy-connection"};
   struct KeepAliveToken {
-    const char* token;
+    const char* const token;
     bool keep_alive;
   };
   static const KeepAliveToken kKeepAliveTokens[] = {{"keep-alive", true},
                                                     {"close", false}};
 
   if (http_version_ < HttpVersion(1, 0))
     return false;
 
   for (const char* header : kConnectionHeaders) {
     void* iterator = nullptr;
@@ skipping 212 matching lines @@
   return true;
 }
 
 bool HttpResponseHeaders::IsChunkEncoded() const {
   // Ignore spurious chunked responses from HTTP/1.0 servers and proxies.
   return GetHttpVersion() >= HttpVersion(1, 1) &&
       HasHeaderValue("Transfer-Encoding", "chunked");
 }
 
 }  // namespace net