Switch to standard integer types in gin/.

gin/modules/timer.h

 // Copyright 2013 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.
 
 #ifndef GIN_MODULES_TIMER_H_
 #define GIN_MODULES_TIMER_H_
 
+#include "base/macros.h"
 #include "base/memory/weak_ptr.h"
 #include "base/timer/timer.h"
 #include "gin/gin_export.h"
 #include "gin/handle.h"
 #include "gin/runner.h"
 #include "gin/wrappable.h"
 #include "v8/include/v8.h"
 
 namespace gin {
 
@@ skipping 37 matching lines @@
  private:
   TimerModule();
   ~TimerModule() override;
 
   ObjectTemplateBuilder GetObjectTemplateBuilder(v8::Isolate* isolate) override;
 };
 
 }  // namespace gin
 
 #endif  // GIN_MODULES_TIMER_H_