[bindings] partial interfaces should not violate componentization

public/platform/WebRect.h

 /*
  * Copyright (C) 2009 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 20 matching lines @@
 #ifndef WebRect_h
 #define WebRect_h
 
 #include "WebCommon.h"
 
 #if INSIDE_BLINK
 #include "platform/geometry/IntRect.h"
 #else
 #include <algorithm>
 #include <cmath>
+// FIXME: ceil(x) macro defined in wtf/MathExtras.h causes compile error
+// when we have "std::ceil(x)". So use #undef ceil to avoid the error.
+#undef ceil
 #include <ui/gfx/rect.h>
 #endif
 
 namespace blink {
 
 struct WebRect {
     int x;
     int y;
     int width;
     int height;
@@ skipping 69 matching lines @@
 }
 
 inline bool operator!=(const WebRect& a, const WebRect& b)
 {
     return !(a == b);
 }
 
 } // namespace blink
 
 #endif