Add platform/geometry pretty printers for logging and testing

third_party/WebKit/Source/platform/geometry/LayoutRect.h

 /*
  * Copyright (c) 2012, 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 183 matching lines @@
 
     LayoutRect transposedRect() const { return LayoutRect(m_location.transposedPoint(), m_size.transposedSize()); }
 
     static IntRect infiniteIntRect()
     {
         // Due to saturated arithemetic this value is not the same as LayoutRect(IntRect(INT_MIN/2, INT_MIN/2, INT_MAX, INT_MAX)).
         static IntRect infiniteIntRect(LayoutRect(LayoutUnit::nearlyMin() / 2, LayoutUnit::nearlyMin() / 2, LayoutUnit::nearlyMax(), LayoutUnit::nearlyMax()));
         return infiniteIntRect;
     }
 
-#ifndef NDEBUG
-    // Prints the rect to the screen.
-    void show(bool showRawValue = false) const;
-    String toString() const;
-#endif
-
 private:
     LayoutPoint m_location;
     LayoutSize m_size;
 };
 
 inline LayoutRect intersection(const LayoutRect& a, const LayoutRect& b)
 {
     LayoutRect c = a;
     c.intersect(b);
     return c;
@@ skipping 45 matching lines @@
 inline IntRect pixelSnappedIntRectFromEdges(LayoutUnit left, LayoutUnit top, LayoutUnit right, LayoutUnit bottom)
 {
     return IntRect(left.round(), top.round(), snapSizeToPixel(right - left, left), snapSizeToPixel(bottom - top, top));
 }
 
 inline IntRect pixelSnappedIntRect(LayoutPoint location, LayoutSize size)
 {
     return IntRect(roundedIntPoint(location), pixelSnappedIntSize(size, location));
 }
 
-// Redeclared here to avoid ODR issues.
-// See platform/testing/GeometryPrinters.h.
-void PrintTo(const LayoutRect&, std::ostream*);
+PLATFORM_EXPORT std::ostream& operator<<(std::ostream&, const LayoutRect&);
 
 } // namespace blink
 
 #endif // LayoutRect_h