Revert of Cleanup: Remove unused PrintSettings shrink factors.

printing/print_settings.h

 // Copyright (c) 2012 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_PRINT_SETTINGS_H_
 #define PRINTING_PRINT_SETTINGS_H_
 
 #include <string>
 
 #include "base/strings/string16.h"
@@ skipping 125 matching lines @@
   ColorModel color() const { return color_; }
 
   void set_copies(int copies) { copies_ = copies; }
   int copies() const { return copies_; }
 
   void set_duplex_mode(DuplexMode duplex_mode) { duplex_mode_ = duplex_mode; }
   DuplexMode duplex_mode() const { return duplex_mode_; }
 
   int desired_dpi() const { return desired_dpi_; }
 
+  double max_shrink() const { return max_shrink_; }
+
+  double min_shrink() const { return min_shrink_; }
+
   // Cookie generator. It is used to initialize PrintedDocument with its
   // associated PrintSettings, to be sure that each generated PrintedPage is
   // correctly associated with its corresponding PrintedDocument.
   static int NewCookie();
 
  private:
   // Multi-page printing. Each PageRange describes a from-to page combination.
   // This permits printing selected pages only.
   PageRanges ranges_;
 
+  // By imaging to a width a little wider than the available pixels, thin pages
+  // will be scaled down a little, matching the way they print in IE and Camino.
+  // This lets them use fewer sheets than they would otherwise, which is
+  // presumably why other browsers do this. Wide pages will be scaled down more
+  // than this.
+  double min_shrink_;
+
+  // This number determines how small we are willing to reduce the page content
+  // in order to accommodate the widest line. If the page would have to be
+  // reduced smaller to make the widest line fit, we just clip instead (this
+  // behavior matches MacIE and Mozilla, at least)
+  double max_shrink_;
+
   // Desired visible dots per inch rendering for output. Printing should be
   // scaled to ScreenDpi/dpix*desired_dpi.
   int desired_dpi_;
 
   // Indicates if the user only wants to print the current selection.
   bool selection_only_;
 
   // Indicates what kind of margins should be applied to the printable area.
   MarginType margin_type_;
 
@@ skipping 37 matching lines @@
   // True if this printer supports AlphaBlend.
   bool supports_alpha_blend_;
 
   // If margin type is custom, this is what was requested.
   PageMargins requested_custom_margins_in_points_;
 };
 
 }  // namespace printing
 
 #endif  // PRINTING_PRINT_SETTINGS_H_