Pepper: Reduce includes in generated thunks.

ppapi/thunk/ppb_file_io_thunk.cc

 // 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.
 
-// From ppb_file_io.idl modified Tue Apr 16 11:25:44 2013.
+// From ppb_file_io.idl modified Thu Oct 31 12:30:06 2013.
 
 #include "ppapi/c/pp_completion_callback.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/ppb_file_io.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/enter.h"
+#include "ppapi/thunk/ppapi_thunk_export.h"
 #include "ppapi/thunk/ppb_file_io_api.h"
-#include "ppapi/thunk/ppb_instance_api.h"
-#include "ppapi/thunk/resource_creation_api.h"
-#include "ppapi/thunk/thunk.h"
 
 namespace ppapi {
 namespace thunk {
 
 namespace {
 
 PP_Resource Create(PP_Instance instance) {
   VLOG(4) << "PPB_FileIO::Create()";
   EnterResourceCreation enter(instance);
   if (enter.failed())
@@ skipping 136 matching lines @@
   &Read,
   &Write,
   &SetLength,
   &Flush,
   &Close,
   &ReadToArray
 };
 
 }  // namespace
 
-const PPB_FileIO_1_0* GetPPB_FileIO_1_0_Thunk() {
+PPAPI_THUNK_EXPORT const PPB_FileIO_1_0* GetPPB_FileIO_1_0_Thunk() {
   return &g_ppb_fileio_thunk_1_0;
 }
 
-const PPB_FileIO_1_1* GetPPB_FileIO_1_1_Thunk() {
+PPAPI_THUNK_EXPORT const PPB_FileIO_1_1* GetPPB_FileIO_1_1_Thunk() {
   return &g_ppb_fileio_thunk_1_1;
 }
 
 }  // namespace thunk
 }  // namespace ppapi