Move StringToUpperASCII and LowerCaseEqualsASCII to the base namespace

net/http/http_cache_transaction.cc

Index: net/http/http_cache_transaction.cc
diff --git a/net/http/http_cache_transaction.cc b/net/http/http_cache_transaction.cc
index d1c26285529da945e04becb683504cf587e7eacb..42f7643dbf668da0af626ad8b6ffb8c755c99781 100644
--- a/net/http/http_cache_transaction.cc
+++ b/net/http/http_cache_transaction.cc
@@ -293,7 +293,8 @@ static bool HeaderMatches(const HttpRequestHeaders& headers,
 
     HttpUtil::ValuesIterator v(header_value.begin(), header_value.end(), ',');
     while (v.GetNext()) {
-      if (LowerCaseEqualsASCII(v.value_begin(), v.value_end(), search->value))
+      if (base::LowerCaseEqualsASCII(v.value_begin(), v.value_end(),
+                                     search->value))
         return true;
     }
   }