Pepper: Reduce includes in generated thunks.

ppapi/thunk/ppb_mouse_cursor_thunk.cc

Index: ppapi/thunk/ppb_mouse_cursor_thunk.cc
diff --git a/ppapi/thunk/ppb_mouse_cursor_thunk.cc b/ppapi/thunk/ppb_mouse_cursor_thunk.cc
index beb826302eadc74975e63c84aba154ac62c13c0f..8e4ec359989d38958c9dec7dce011409174b1691 100644
--- a/ppapi/thunk/ppb_mouse_cursor_thunk.cc
+++ b/ppapi/thunk/ppb_mouse_cursor_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_mouse_cursor.idl modified Mon Apr  1 08:24:03 2013.
+// From ppb_mouse_cursor.idl modified Tue Aug 20 08:13:36 2013.
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/ppb_mouse_cursor.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 {
@@ -34,7 +32,7 @@ const PPB_MouseCursor_1_0 g_ppb_mousecursor_thunk_1_0 = {
 
 }  // namespace
 
-const PPB_MouseCursor_1_0* GetPPB_MouseCursor_1_0_Thunk() {
+PPAPI_THUNK_EXPORT const PPB_MouseCursor_1_0* GetPPB_MouseCursor_1_0_Thunk() {
   return &g_ppb_mousecursor_thunk_1_0;
 }