Restored printing windows context for builds without preview.

printing/printing_context_system_dialog_win.h

Index: printing/printing_context_system_dialog_win.h
diff --git a/printing/printing_context_system_dialog_win.h b/printing/printing_context_system_dialog_win.h
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+++ b/printing/printing_context_system_dialog_win.h
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+// Copyright 2014 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_PRINTING_CONTEXT_SYSTEM_DIALOG_WIN_H_
+#define PRINTING_PRINTING_CONTEXT_SYSTEM_DIALOG_WIN_H_
+
+#include <ocidl.h>
+#include <commdlg.h>
+
+#include <string>
+
+#include "printing/printing_context_win.h"
+#include "ui/gfx/native_widget_types.h"
+
+namespace printing {
+
+class PRINTING_EXPORT PrintingContextSytemDialogWin
+    : public PrintingContextWin {
+ public:
+  explicit PrintingContextSytemDialogWin(Delegate* delegate);
+  virtual ~PrintingContextSytemDialogWin();
+
+  // PrintingContext implementation.
+  virtual void AskUserForSettings(
+      int max_pages,
+      bool has_selection,
+      const PrintSettingsCallback& callback) OVERRIDE;
+  virtual void Cancel() OVERRIDE;
+
+ private:
+  friend class MockPrintingContextWin;
+
+  virtual HRESULT ShowPrintDialog(PRINTDLGEX* options);
+
+  // Reads the settings from the selected device context. Updates settings_ and
+  // its margins.
+  bool InitializeSettings(const DEVMODE& dev_mode,
+                          const std::wstring& new_device_name,
+                          const PRINTPAGERANGE* ranges,
+                          int number_ranges,
+                          bool selection_only);
+
+  // Parses the result of a PRINTDLGEX result.
+  Result ParseDialogResultEx(const PRINTDLGEX& dialog_options);
+  Result ParseDialogResult(const PRINTDLG& dialog_options);
+
+  // The dialog box for the time it is shown.
+  volatile HWND dialog_box_;
+
+  DISALLOW_COPY_AND_ASSIGN(PrintingContextSytemDialogWin);
+};
+
+}  // namespace printing
+
+#endif  // PRINTING_PRINTING_CONTEXT_SYSTEM_DIALOG_WIN_H_