Pepper SRPC proxy style and type nits

ppapi/native_client/src/shared/ppapi_proxy/browser_ppp_scrollbar.cc

-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
+// Copyright (c) 2012 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/browser_ppp_scrollbar.h"
 
 // Include file order cannot be observed because ppp_instance declares a
 // structure return type that causes an error on Windows.
 // TODO(sehr, brettw): fix the return types and include order in PPAPI.
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_resource.h"
 #include "srpcgen/ppp_rpc.h"
 #include "native_client/src/include/portability.h"
 #include "native_client/src/shared/ppapi_proxy/browser_globals.h"
 #include "native_client/src/shared/ppapi_proxy/browser_ppp.h"
 #include "native_client/src/shared/ppapi_proxy/utility.h"
 
 namespace ppapi_proxy {
 
 namespace {
 
 void ValueChanged(
     PP_Instance instance,
     PP_Resource resource,
     uint32_t value) {
-  DebugPrintf("PPP_Scrollbar_Dev::ValueChanged: instance=%"NACL_PRIu32"\n",
+  DebugPrintf("PPP_Scrollbar_Dev::ValueChanged: instance=%"NACL_PRId32"\n",
               instance);
 
   NaClSrpcError srpc_result = PppScrollbarRpcClient::PPP_Scrollbar_ValueChanged(
       GetMainSrpcChannel(instance),
       instance,
       resource,
       value);
 
   DebugPrintf("PPP_Scrollbar_Dev::ValueChanged: %s\n",
               NaClSrpcErrorString(srpc_result));
 }
 
 void OverlayChanged(
     PP_Instance instance,
     PP_Resource resource,
     PP_Bool type) {
-  DebugPrintf("PPP_Scrollbar_Dev::OverlayChanged: instance=%"NACL_PRIu32"\n",
+  DebugPrintf("PPP_Scrollbar_Dev::OverlayChanged: instance=%"NACL_PRId32"\n",
               instance);
 
   NaClSrpcError srpc_result =
       PppScrollbarRpcClient::PPP_Scrollbar_OverlayChanged(
           GetMainSrpcChannel(instance),
           instance,
           resource,
           type);
 
   DebugPrintf("PPP_Scrollbar_Dev::OverlayChanged: %s\n",
               NaClSrpcErrorString(srpc_result));
 }
 
 }  // namespace
 
 const PPP_Scrollbar_Dev* BrowserScrollbar::GetInterface() {
   static const PPP_Scrollbar_Dev scrollbar_interface = {
     ValueChanged,
     OverlayChanged
   };
   return &scrollbar_interface;
 }
 
 }  // namespace ppapi_proxy
-