printing: Add out-of-line copy ctors for complex classes.

printing/page_setup.h

 // Copyright (c) 2011 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 PRINTING_PAGE_SETUP_H_
 #define PRINTING_PAGE_SETUP_H_
 
 #include "printing/printing_export.h"
 #include "ui/gfx/geometry/rect.h"
 
@@ skipping 18 matching lines @@
   int right;
   int top;
   int bottom;
 };
 
 // Settings that define the size and printable areas of a page. Unit is
 // unspecified.
 class PRINTING_EXPORT PageSetup {
  public:
   PageSetup();
+  PageSetup(const PageSetup& other);
   ~PageSetup();
 
   void Clear();
 
   // Equality operator.
   bool Equals(const PageSetup& rhs) const;
 
   void Init(const gfx::Size& physical_size, const gfx::Rect& printable_area,
             int text_height);
 
@@ skipping 45 matching lines @@
   // True when |effective_margins_| respects |printable_area_| else false.
   bool forced_margins_;
 
   // Space that must be kept free for the overlays.
   int text_height_;
 };
 
 }  // namespace printing
 
 #endif  // PRINTING_PAGE_SETUP_H_