Add JSON-specific escaping, which has different rules from JS escaping.BUG=http://crbug.com/11431TEST=base_unittests.exe --gtest_filter=StringEscapeTest.Json*

Review URL: http://codereview.chromium.org/113606

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@16485 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 0 insertions, 29 deletions

diff --git a/base/string_util.cc b/base/string_util.cc
index 5923c10..c666960 100644
--- a/base/string_util.cc
+++ b/base/string_util.cc
@@ -37,35 +37,6 @@ struct EmptyStrings {
   const string16 s16;
 };
 
-// Hack to convert any char-like type to its unsigned counterpart.
-// For example, it will convert char, signed char and unsigned char to unsigned
-// char.
-template<typename T>
-struct ToUnsigned {
-  typedef T Unsigned;
-};
-
-template<>
-struct ToUnsigned<char> {
-  typedef unsigned char Unsigned;
-};
-template<>
-struct ToUnsigned<signed char> {
-  typedef unsigned char Unsigned;
-};
-template<>
-struct ToUnsigned<wchar_t> {
-#if defined(WCHAR_T_IS_UTF16)
-  typedef unsigned short Unsigned;
-#elif defined(WCHAR_T_IS_UTF32)
-  typedef uint32 Unsigned;
-#endif
-};
-template<>
-struct ToUnsigned<short> {
-  typedef unsigned short Unsigned;
-};
-
 // Used by ReplaceStringPlaceholders to track the position in the string of
 // replaced parameters.
 struct ReplacementOffset {