Interrogate PpdProvider from PrintPreview.

chrome/browser/chromeos/printing/ppd_provider_factory.h

Index: chrome/browser/chromeos/printing/ppd_provider_factory.h
diff --git a/chrome/browser/chromeos/printing/ppd_provider_factory.h b/chrome/browser/chromeos/printing/ppd_provider_factory.h
new file mode 100644
index 0000000000000000000000000000000000000000..9c461ba29e7f37818846d77494c77cd8d8e83ff4
--- /dev/null
+++ b/chrome/browser/chromeos/printing/ppd_provider_factory.h
@@ -0,0 +1,22 @@
+// Copyright 2016 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 CHROME_BROWSER_CHROMEOS_PRINTING_PPD_PROVIDER_FACTORY_H_
+#define CHROME_BROWSER_CHROMEOS_PRINTING_PPD_PROVIDER_FACTORY_H_
+
+#include <memory>
+
+class Profile;
+
+namespace chromeos {
+namespace printing {
+
+class PpdProvider;
+
+std::unique_ptr<PpdProvider> CreateProvider(Profile* profile);
+
+}  // namespace printing
+}  // namsepace chromeos
+
+#endif  // CHROME_BROWSER_CHROMEOS_PRINTING_PPD_PROVIDER_FACTORY_H_