Adds option to enable CSS backgrounds for printing.

printing/print_settings.cc

 // 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.
 
 #include "printing/print_settings.h"
 
 #include "base/atomic_sequence_num.h"
 #include "base/logging.h"
 #include "printing/print_job_constants.h"
 #include "printing/units.h"
@@ skipping 99 matching lines @@
 // Global SequenceNumber used for generating unique cookie values.
 static base::StaticAtomicSequenceNumber cookie_seq;
 
 PrintSettings::PrintSettings()
     : min_shrink(1.25),
       max_shrink(2.0),
       desired_dpi(72),
       selection_only(false),
       margin_type(DEFAULT_MARGINS),
       display_header_footer(false),
+      should_print_backgrounds(false),
       dpi_(0),
       landscape_(false),
       supports_alpha_blend_(true) {
 }
 
 PrintSettings::~PrintSettings() {
 }
 
 void PrintSettings::Clear() {
   ranges.clear();
   min_shrink = 1.25;
   max_shrink = 2.;
   desired_dpi = 72;
   selection_only = false;
   date = string16();
   title = string16();
   url = string16();
   display_header_footer = false;
   printer_name_.clear();
   device_name_.clear();
   page_setup_device_units_.Clear();
   dpi_ = 0;
   landscape_ = false;
   supports_alpha_blend_ = true;
+  should_print_backgrounds = false;
 }
 
 void PrintSettings::SetPrinterPrintableArea(
     gfx::Size const& physical_size_device_units,
     gfx::Rect const& printable_area_device_units,
     int units_per_inch) {
   int header_footer_text_height = 0;
   if (display_header_footer) {
     // Hard-code text_height = 0.5cm = ~1/5 of inch.
     header_footer_text_height = ConvertUnit(kSettingHeaderFooterInterstice,
@@ skipping 70 matching lines @@
   // Do not test the display device name (printer_name_) for equality since it
   // may sometimes be chopped off at 30 chars. As long as device_name is the
   // same, that's fine.
   return ranges == rhs.ranges &&
       min_shrink == rhs.min_shrink &&
       max_shrink == rhs.max_shrink &&
       desired_dpi == rhs.desired_dpi &&
       device_name_ == rhs.device_name_ &&
       page_setup_device_units_.Equals(rhs.page_setup_device_units_) &&
       dpi_ == rhs.dpi_ &&
-      landscape_ == rhs.landscape_;
+      landscape_ == rhs.landscape_ &&
+      should_print_backgrounds == rhs.should_print_backgrounds;
 }
 
 int PrintSettings::NewCookie() {
   // A cookie of 0 is used to mark a document as unassigned, count from 1.
   return cookie_seq.GetNext() + 1;
 }
 
 void PrintSettings::SetOrientation(bool landscape) {
   if (landscape_ != landscape) {
     landscape_ = landscape;
     page_setup_device_units_.FlipOrientation();
   }
 }
 
 }  // namespace printing