Remove PP_Module from parameters for PPB_Var.VarFromUtf8.

ppapi/native_client/src/shared/ppapi_proxy/plugin_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 "native_client/src/shared/ppapi_proxy/plugin_ppb_pdf.h"
 
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
 #include <sys/mman.h>
@@ skipping 31 matching lines @@
   nacl::scoped_array<char> string_bytes(new char[kMaxVarSize]);
   NaClSrpcError srpc_result =
       PpbPdfRpcClient::PPB_PDF_GetLocalizedString(
           channel,
           instance,
           static_cast<int32_t>(string_id),
           &string_size, string_bytes.get());
 
   PP_Var string = PP_MakeUndefined();
   if (srpc_result == NACL_SRPC_RESULT_OK) {
-    (void) DeserializeTo(
-        channel, string_bytes.get(), string_size, 1, &string);
+    (void) DeserializeTo(string_bytes.get(), string_size, 1, &string);
   }
 
   DebugPrintf("PPB_PDF::GetLocalizedString: %s\n",
               NaClSrpcErrorString(srpc_result));
   return string;
 }
 
 PP_Resource GetResourceImage(PP_Instance instance,
                              PP_ResourceImage image_id) {
   DebugPrintf("PPB_PDF::GetResourceImage: "
@@ skipping 182 matching lines @@
     HistogramPDFPageCount,
     UserMetricsRecordAction,
     HasUnsupportedFeature,
     SaveAs
   };
   return &pdf_interface;
 }
 
 }  // namespace ppapi_proxy