Implement window.print() on Android

printing/print_job_constants.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_JOB_CONSTANTS_H_
 #define PRINTING_PRINT_JOB_CONSTANTS_H_
 
 #include "build/build_config.h"
 #include "printing/printing_export.h"
 
@@ skipping 126 matching lines @@
 
 // What kind of margins to use.
 enum MarginType {
   DEFAULT_MARGINS,  // Default varies depending on headers being enabled or not
   NO_MARGINS,
   PRINTABLE_AREA_MARGINS,
   CUSTOM_MARGINS,
   MARGIN_TYPE_LAST = CUSTOM_MARGINS
 };
 
+// GetSettings() parameter.
+enum GetSettingsAskParam {
+  DEFAULTS,
+  ASK_USER,
+  SYSTEM_SPECIFIC,
+};
+
 }  // namespace printing
 
 #endif  // PRINTING_PRINT_JOB_CONSTANTS_H_