Don't use a scoped_refptr for StringVar::FromPPVar

webkit/plugins/ppapi/ppb_var_impl.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "webkit/plugins/ppapi/ppb_var_impl.h"
 
 #include <limits>
 
 #include "ppapi/c/dev/ppb_var_deprecated.h"
 #include "ppapi/c/ppb_var.h"
@@ skipping 50 matching lines @@
     case PP_VARTYPE_BOOL:
       BOOLEAN_TO_NPVARIANT(var.value.as_bool, *result);
       break;
     case PP_VARTYPE_INT32:
       INT32_TO_NPVARIANT(var.value.as_int, *result);
       break;
     case PP_VARTYPE_DOUBLE:
       DOUBLE_TO_NPVARIANT(var.value.as_double, *result);
       break;
     case PP_VARTYPE_STRING: {
-      scoped_refptr<StringVar> string(StringVar::FromPPVar(var));
+      StringVar* string = StringVar::FromPPVar(var);
       if (!string) {
         VOID_TO_NPVARIANT(*result);
         return false;
       }
       const std::string& value = string->value();
       STRINGN_TO_NPVARIANT(value.c_str(), value.size(), *result);
       break;
     }
     case PP_VARTYPE_OBJECT: {
       scoped_refptr<NPObjectVar> object(NPObjectVar::FromPPVar(var));
@@ skipping 93 matching lines @@
 
 void ReleaseVar(PP_Var var) {
   ResourceTracker::Get()->GetVarTracker()->ReleaseVar(var);
 }
 
 PP_Var VarFromUtf8(PP_Module module, const char* data, uint32_t len) {
   return StringVar::StringToPPVar(module, data, len);
 }
 
 const char* VarToUtf8(PP_Var var, uint32_t* len) {
-  scoped_refptr<StringVar> str(StringVar::FromPPVar(var));
+  StringVar* str = StringVar::FromPPVar(var);
   if (!str) {
     *len = 0;
     return NULL;
   }
   *len = static_cast<uint32_t>(str->value().size());
   if (str->value().empty())
     return "";  // Don't return NULL on success.
   return str->value().data();
 }
 
@@ skipping 262 matching lines @@
 }
 
 // static
 const PPB_Var_Deprecated* PPB_Var_Impl::GetVarDeprecatedInterface() {
   return &var_deprecated_interface;
 }
 
 }  // namespace ppapi
 }  // namespace webkit