Pepper: Reduce includes in generated thunks.

ppapi/thunk/ppb_instance_thunk.cc

Index: ppapi/thunk/ppb_instance_thunk.cc
diff --git a/ppapi/thunk/ppb_instance_thunk.cc b/ppapi/thunk/ppb_instance_thunk.cc
index f55c7ee38bfe34489e431b95f728557667705103..770998f3710c73fda63342ed810c2709b933f8e2 100644
--- a/ppapi/thunk/ppb_instance_thunk.cc
+++ b/ppapi/thunk/ppb_instance_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 ppb_instance.idl modified Thu Feb 28 11:58:17 2013.
+// From ppb_instance.idl modified Tue Aug 20 08:13:36 2013.
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/ppb_instance.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 {
@@ -40,7 +38,7 @@ const PPB_Instance_1_0 g_ppb_instance_thunk_1_0 = {
 
 }  // namespace
 
-const PPB_Instance_1_0* GetPPB_Instance_1_0_Thunk() {
+PPAPI_THUNK_EXPORT const PPB_Instance_1_0* GetPPB_Instance_1_0_Thunk() {
   return &g_ppb_instance_thunk_1_0;
 }