Move base/values.h into the base namespace.

chrome/common/json_schema_validator.h

Index: chrome/common/json_schema_validator.h
===================================================================
--- chrome/common/json_schema_validator.h	(revision 91508)
+++ chrome/common/json_schema_validator.h	(working copy)
@@ -11,12 +11,20 @@
 
 #include "base/basictypes.h"
 
+namespace base {
 class DictionaryValue;
 class FundamentalValue;
 class ListValue;
 class StringValue;
 class Value;
+}
 
+using base::DictionaryValue;
+using base::FundamentalValue;
+using base::ListValue;
+using base::StringValue;
+using base::Value;
+
 //==============================================================================
 // This class implements a subset of JSON Schema.
 // See: http://www.json.com/json-schema-proposal/ for more details.