Switch to standard integer types in ppapi/.

ppapi/thunk/ppb_input_event_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.
 
+#include <stdint.h>
+
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/thunk/enter.h"
 #include "ppapi/thunk/ppb_input_event_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 {
 
@@ skipping 526 matching lines @@
 const PPB_IMEInputEvent_1_0* GetPPB_IMEInputEvent_1_0_Thunk() {
   return &g_ppb_ime_input_event_1_0_thunk;
 }
 
 const PPB_TouchInputEvent_1_0* GetPPB_TouchInputEvent_1_0_Thunk() {
   return &g_ppb_touch_input_event_thunk;
 }
 
 }  // namespace thunk
 }  // namespace ppapi