Use pdf compositor service for printing when OOPIF is enabled

components/printing/browser/print_manager_utils.h

 // Copyright 2015 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 COMPONENTS_PRINTING_BROWSER_PRINT_MANAGER_UTILS_H_
 #define COMPONENTS_PRINTING_BROWSER_PRINT_MANAGER_UTILS_H_
 
 struct PrintMsg_Print_Params;
 
+namespace content {
+class WebContents;
+}
+
 namespace printing {
 
 class PrintSettings;
 
+void SetOopifEnabled(bool enabled);
+bool IsOopifEnabled();
+
+// Check on the current feature settings to decide whether we need to
+// create a PDF compositor client for this |web_contents|.
+void CreateCompositeClientIfNeeded(content::WebContents* web_contents);
+
 // Converts given settings to Print_Params and stores them in the output
 // parameter |params|.
 void RenderParamsFromPrintSettings(const PrintSettings& settings,
                                    PrintMsg_Print_Params* params);
 
 }  // namespace printing
 
 #endif  // COMPONENTS_PRINTING_BROWSER_PRINT_MANAGER_UTILS_H_