Improve grammar in some comments.

net/tools/balsa/balsa_headers_token_utils.cc

 // Copyright 2013 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/tools/balsa/balsa_headers_token_utils.h"
 
 namespace net {
 
 inline void BalsaHeadersTokenUtils::TokenizeHeaderLine(
     const BalsaHeaders& headers,
@@ skipping 78 matching lines @@
                           base::CompareCase::INSENSITIVE_ASCII);
 }
 
 void BalsaHeadersTokenUtils::TokenizeHeaderValue(
     const BalsaHeaders& headers,
     const base::StringPiece& key,
     BalsaHeaders::HeaderTokenList* tokens) {
   CHECK(tokens);
   tokens->clear();
 
-  // We may have more then 1 line with the same header key. Tokenize them all
+  // We may have more than 1 line with the same header key. Tokenize them all
   // and stick all the tokens into the same list.
   for (BalsaHeaders::const_header_lines_key_iterator header_line =
            headers.GetIteratorForKey(key);
        header_line != headers.header_lines_key_end(); ++header_line) {
     ParseTokenList(header_line->second.begin(), header_line->second.end(),
                    tokens);
   }
 }
 
 void BalsaHeadersTokenUtils::ParseTokenList(
@@ skipping 23 matching lines @@
         }
         return;
       }
     }
     tokens->push_back(base::StringPiece(nws, start - nws));
   }
 }
 
 }  // namespace net