Port DictionaryValue to use string16 instead of wstring.

base/string_util.cc

Index: base/string_util.cc
===================================================================
--- base/string_util.cc	(revision 10828)
+++ base/string_util.cc	(working copy)
@@ -1039,6 +1039,10 @@
   return IntToStringT<std::string, int, unsigned int, true>::
       IntToString(value);
 }
+string16 IntToString16(int value) {
+  return IntToStringT<string16, int, unsigned int, true>::
+      IntToString(value);
+}
 std::wstring IntToWString(int value) {
   return IntToStringT<std::wstring, int, unsigned int, true>::
       IntToString(value);
@@ -1047,6 +1051,10 @@
   return IntToStringT<std::string, unsigned int, unsigned int, false>::
       IntToString(value);
 }
+string16 UintToString16(unsigned int value) {
+  return IntToStringT<string16, unsigned int, unsigned int, false>::
+      IntToString(value);
+}
 std::wstring UintToWString(unsigned int value) {
   return IntToStringT<std::wstring, unsigned int, unsigned int, false>::
       IntToString(value);
@@ -1055,6 +1063,10 @@
   return IntToStringT<std::string, int64, uint64, true>::
       IntToString(value);
 }
+string16 Int64ToString16(int64 value) {
+  return IntToStringT<string16, int64, uint64, true>::
+      IntToString(value);
+}
 std::wstring Int64ToWString(int64 value) {
   return IntToStringT<std::wstring, int64, uint64, true>::
       IntToString(value);
@@ -1063,6 +1075,10 @@
   return IntToStringT<std::string, uint64, uint64, false>::
       IntToString(value);
 }
+string16 Uint64ToString16(uint64 value) {
+  return IntToStringT<string16, uint64, uint64, false>::
+      IntToString(value);
+}
 std::wstring Uint64ToWString(uint64 value) {
   return IntToStringT<std::wstring, uint64, uint64, false>::
       IntToString(value);
@@ -1075,6 +1091,10 @@
   return std::string(buffer);
 }
 
+string16 DoubleToString16(double value) {
+  return ASCIIToUTF16(DoubleToString(value));
+}
+
 std::wstring DoubleToWString(double value) {
   return ASCIIToWide(DoubleToString(value));
 }