Standardize StringToInt{,64} interface.

base/sys_info_chromeos.cc

Index: base/sys_info_chromeos.cc
diff --git a/base/sys_info_chromeos.cc b/base/sys_info_chromeos.cc
index f1c6664fabd4edb8a72dd3498eeb53ae939ceac2..f84a2a5f81ba78469895b0275f1bd672f379466e 100644
--- a/base/sys_info_chromeos.cc
+++ b/base/sys_info_chromeos.cc
@@ -9,6 +9,7 @@
 #include "base/file_util.h"
 #include "base/lazy_instance.h"
 #include "base/string_number_conversions.h"
+#include "base/string_piece.h"
 #include "base/string_tokenizer.h"
 #include "base/threading/thread_restrictions.h"
 
@@ -96,17 +97,17 @@ void SysInfo::ParseLsbRelease(const std::string& lsb_release,
   StringTokenizer tokenizer(version, ".");
   for (int i = 0; i < 3 && tokenizer.GetNext(); ++i) {
     if (0 == i) {
-      StringToInt(tokenizer.token_begin(),
-                  tokenizer.token_end(),
+      StringToInt(StringPiece(tokenizer.token_begin(),
+                              tokenizer.token_end()),
                   major_version);
       *minor_version = *bugfix_version = 0;
     } else if (1 == i) {
-      StringToInt(tokenizer.token_begin(),
-                  tokenizer.token_end(),
+      StringToInt(StringPiece(tokenizer.token_begin(),
+                              tokenizer.token_end()),
                   minor_version);
     } else {  // 2 == i
-      StringToInt(tokenizer.token_begin(),
-                  tokenizer.token_end(),
+      StringToInt(StringPiece(tokenizer.token_begin(),
+                              tokenizer.token_end()),
                   bugfix_version);
     }
   }