New new versions of Starts/EndsWith and SplitString in net

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"
-#include "net/tools/balsa/string_piece_utils.h"
 
 namespace net {
 
 inline void BalsaHeadersTokenUtils::TokenizeHeaderLine(
     const BalsaHeaders& headers,
     const BalsaHeaders::HeaderLineDescription& header_line,
     BalsaHeaders::HeaderTokenList* tokens) {
   CHECK(tokens);
 
   // Find where this line is stored
@@ skipping 62 matching lines @@
     ++it;
   }
   while (it != headers.header_lines_key_end());
 
   // Tokenize just that line
   BalsaHeaders::HeaderTokenList tokens;
   ParseTokenList(header_line->second.begin(), header_line->second.end(),
                  &tokens);
 
   return !tokens.empty() &&
-      StringPieceUtils::StartsWithIgnoreCase(tokens.back(), token);
+         base::StartsWith(tokens.back(), token,
+                          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
@@ skipping 33 matching lines @@
         }
         return;
       }
     }
     tokens->push_back(base::StringPiece(nws, start - nws));
   }
 }
 
 }  // namespace net