Fixes for -Wunused-function on Linux, Android and ChromeOS

net/tools/balsa/balsa_frame.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_frame.h"
 
 #include <assert.h>
 #if __SSE2__
 #include <emmintrin.h>
 #endif  // __SSE2__
@@ skipping 727 matching lines @@
         value.remove_suffix(1);
     }
 
     extensions->AppendHeader(key, value);
 
     StringPieceUtils::RemoveWhitespaceContext(&remaining);
     SplitStringPiece(remaining, ';', &extension, &remaining);
   }
 }
 
-// TODO(phython): Fix this function to properly deal with quoted values.
-// E.g. ";;foo", "\";;\"", or \"aa;
-// The last example, the semi-colon is a separator between extensions.
-void ProcessChunkExtensionsGoogle3(const char* input, size_t size,
-                                   BalsaHeaders* extensions) {
-  std::vector<base::StringPiece> key_values;
-  SplitStringPieceToVector(base::StringPiece(input, size), ";",
-                           &key_values, true);
-  for (unsigned int i = 0; i < key_values.size(); ++i) {
-    base::StringPiece key = key_values[i].substr(0, key_values[i].find('='));
-    base::StringPiece value;
-    if (key.length() < key_values[i].length()) {
-      value = key_values[i].substr(key.length() + 1);
-      // Remove any leading and trailing whitespace.
-      StringPieceUtils::RemoveWhitespaceContext(&value);
-
-      // Strip quotation marks if they exist.
-      if (!value.empty() && value[0] == '"')
-        value.remove_prefix(1);
-      if (!value.empty() && value[value.length() - 1] == '"')
-        value.remove_suffix(1);
-    }
-
-    // Strip the key whitespace after checking that there is a value.
-    StringPieceUtils::RemoveWhitespaceContext(&key);
-    extensions->AppendHeader(key, value);
-  }
-}
-
 }  // anonymous namespace
 
 void BalsaFrame::ProcessChunkExtensions(const char* input, size_t size,
                                         BalsaHeaders* extensions) {
-#if 0
-  ProcessChunkExtensionsGoogle3(input, size, extensions);
-#else
   ProcessChunkExtensionsManual(base::StringPiece(input, size), extensions);
-#endif
 }
 
 void BalsaFrame::ProcessHeaderLines() {
   HeaderLines::size_type content_length_idx = 0;
   HeaderLines::size_type transfer_encoding_idx = 0;
 
   DCHECK(!lines_.empty());
 #if DEBUGFRAMER
   LOG(INFO) << "******@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@**********\n";
 #endif  // DEBUGFRAMER
@@ skipping 792 matching lines @@
 #endif  // DEBUGFRAMER
   return current - input;
 }
 
 const uint32 BalsaFrame::kValidTerm1;
 const uint32 BalsaFrame::kValidTerm1Mask;
 const uint32 BalsaFrame::kValidTerm2;
 const uint32 BalsaFrame::kValidTerm2Mask;
 
 }  // namespace net