Switch to standard integer types in pdf/.

pdf/paint_aggregator.cc

 // Copyright (c) 2010 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 "pdf/paint_aggregator.h"
 
+#include <stddef.h>
+#include <stdint.h>
+
 #include <algorithm>
 
 #include "base/logging.h"
 
 namespace {
 
 bool IsNegative(int32_t num) {
   return num < 0;
 }
 
@@ skipping 264 matching lines @@
   }
 
   // If the new paint overlaps with a scroll, then also invalidate the rect in
   // its new position.
   if (check_scroll &&
       !update_.scroll_rect.IsEmpty() &&
       update_.scroll_rect.Intersects(rect)) {
     InvalidateRectInternal(ScrollPaintRect(rect, update_.scroll_delta), false);
   }
 }