Remove PP_Module from parameters for PPB_Var.VarFromUtf8.

ppapi/native_client/tests/ppapi_browser/ppb_pdf/ppapi_ppb_pdf.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 <string.h>
 #include <string>
 
 #include "native_client/src/include/nacl_macros.h"
 #include "native_client/src/shared/platform/nacl_check.h"
 #include "native_client/tests/ppapi_test_lib/get_browser_interface.h"
@@ skipping 181 matching lines @@
 }
 
 void TestHistogramPDFPageCount() {
   PPBPDF()->HistogramPDFPageCount(1);
 
   return TEST_PASSED;
 }
 
 void TestUserMetricsRecordAction() {
   const char* kString = "Action!";
-  PP_Var action = PPBVar()->VarFromUtf8(pp_module(),
-                                        kString,
+  PP_Var action = PPBVar()->VarFromUtf8(kString,
                                         strlen(kString));
   PPBPDF()->UserMetricsRecordAction(action);
 
   PPBVar()->Release(action);
 
   return TEST_PASSED;
 }
 
 void TestHasUnsupportedFeature() {
   PPBPDF()->HasUnsupportedFeature(pp_instance());
@@ skipping 36 matching lines @@
                TestUserMetricsRecordAction);
   RegisterTest("TestHasUnsupportedFeature",
                TestHasUnsupportedFeature);
   RegisterTest("TestSaveAs",
                 TestSaveAs);
 }
 
 void SetupPluginInterfaces() {
 }