Move StringToUpperASCII and LowerCaseEqualsASCII to the base namespace

components/data_reduction_proxy/common/data_reduction_proxy_headers.cc

 // Copyright 2014 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 "components/data_reduction_proxy/common/data_reduction_proxy_headers.h"
 
 #include <string>
 
 #include "base/rand_util.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 26 matching lines @@
 
 bool ParseHeadersAndSetBypassDuration(const net::HttpResponseHeaders* headers,
                                       const std::string& action_prefix,
                                       base::TimeDelta* bypass_duration) {
   void* iter = NULL;
   std::string value;
   std::string name = "chrome-proxy";
 
   while (headers->EnumerateHeader(&iter, name, &value)) {
     if (value.size() > action_prefix.size()) {
-      if (LowerCaseEqualsASCII(value.begin(),
-                               value.begin() + action_prefix.size(),
-                               action_prefix.c_str())) {
+      if (base::LowerCaseEqualsASCII(value.begin(),
+                                     value.begin() + action_prefix.size(),
+                                     action_prefix.c_str())) {
         int64 seconds;
         if (!base::StringToInt64(
                 StringPiece(value.begin() + action_prefix.size(), value.end()),
                 &seconds) || seconds < 0) {
           continue;  // In case there is a well formed instruction.
         }
         if (seconds != 0) {
           *bypass_duration = TimeDelta::FromSeconds(seconds);
         } else {
           // Server deferred to us to choose a duration. Default to a random
@@ skipping 104 matching lines @@
         headers->response_code() < net::HTTP_INTERNAL_SERVER_ERROR) {
       return ProxyService::MISSING_VIA_HEADER_4XX;
     }
     return ProxyService::MISSING_VIA_HEADER_OTHER;
   }
   // There is no bypass event.
   return ProxyService::BYPASS_EVENT_TYPE_MAX;
 }
 
 }  // namespace data_reduction_proxy