Pepper: Reduce includes in generated thunks.

ppapi/thunk/ppb_instance_private_thunk.cc

Index: ppapi/thunk/ppb_instance_private_thunk.cc
diff --git a/ppapi/thunk/ppb_instance_private_thunk.cc b/ppapi/thunk/ppb_instance_private_thunk.cc
index 0d9c10bcf71a904dd5392576d9a8329a8ab15f4b..545b4ecf973de5d7c5b2c7a5b7302a76eabee172 100644
--- a/ppapi/thunk/ppb_instance_private_thunk.cc
+++ b/ppapi/thunk/ppb_instance_private_thunk.cc
@@ -2,15 +2,13 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-// From private/ppb_instance_private.idl modified Thu Feb 28 11:58:17 2013.
+// From private/ppb_instance_private.idl modified Thu Nov 14 08:28:26 2013.
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/private/ppb_instance_private.h"
 #include "ppapi/shared_impl/tracked_callback.h"
 #include "ppapi/thunk/enter.h"
-#include "ppapi/thunk/ppb_instance_api.h"
-#include "ppapi/thunk/resource_creation_api.h"
-#include "ppapi/thunk/thunk.h"
+#include "ppapi/thunk/ppapi_thunk_export.h"
 
 namespace ppapi {
 namespace thunk {
@@ -51,7 +49,8 @@ const PPB_Instance_Private_0_1 g_ppb_instance_private_thunk_0_1 = {
 
 }  // namespace
 
-const PPB_Instance_Private_0_1* GetPPB_Instance_Private_0_1_Thunk() {
+PPAPI_THUNK_EXPORT const PPB_Instance_Private_0_1*
+    GetPPB_Instance_Private_0_1_Thunk() {
   return &g_ppb_instance_private_thunk_0_1;
 }