Standardize StringToInt{,64} interface.

net/proxy/proxy_bypass_rules.cc

Index: net/proxy/proxy_bypass_rules.cc
diff --git a/net/proxy/proxy_bypass_rules.cc b/net/proxy/proxy_bypass_rules.cc
index 3d622a8978575f0f51f2ffa2ac3b9fb320110563..1c0fd6142cf1b17fe7c7c16f186fee24237dba06 100644
--- a/net/proxy/proxy_bypass_rules.cc
+++ b/net/proxy/proxy_bypass_rules.cc
@@ -7,6 +7,7 @@
 #include "base/stl_util.h"
 #include "base/stringprintf.h"
 #include "base/string_number_conversions.h"
+#include "base/string_piece.h"
 #include "base/string_tokenizer.h"
 #include "base/string_util.h"
 #include "net/base/net_util.h"
@@ -315,7 +316,9 @@ bool ProxyBypassRules::AddRuleFromStringInternal(
   host = raw;
   port = -1;
   if (pos_colon != std::string::npos) {
-    if (!base::StringToInt(raw.begin() + pos_colon + 1, raw.end(), &port) ||
+    if (!base::StringToInt(base::StringPiece(raw.begin() + pos_colon + 1,
+                                             raw.end()),
+                           &port) ||
         (port < 0 || port > 0xFFFF)) {
       return false;  // Port was invalid.
     }