Printing: Convert PrintingContext into an interface implemented by the separate

printing/printing_context.cc

+// Copyright (c) 2010 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/printing_context.h"
+
+namespace printing {
+
+PrintingContext::PrintingContext()
+    : dialog_box_dismissed_(false),
+      in_print_job_(false),
+      abort_printing_(false) {
+}
+
+PrintingContext::~PrintingContext() {
+}
+
+void PrintingContext::ResetSettings() {
+  ReleaseContext();
+  settings_.Clear();
+  in_print_job_ = false;
+  dialog_box_dismissed_ = false;
+  abort_printing_ = false;
+}
+
+PrintingContext::Result PrintingContext::OnError() {
+  ResetSettings();
+  return abort_printing_ ? CANCEL : FAILED;
+}
+
+}  // namespace printing