Print Preview: change getPreview to cr.sendWithPromise

components/printing/common/print_messages.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.
 
 // IPC messages for printing.
 // Multiply-included message file, hence no include guard.
 
 #include <stdint.h>
 
 #include <string>
@@ skipping 430 matching lines @@
 
 // This is sent when there are invalid printer settings.
 IPC_MESSAGE_ROUTED0(PrintHostMsg_ShowInvalidPrinterSettingsError)
 
 // Tell the browser printing failed.
 IPC_MESSAGE_ROUTED1(PrintHostMsg_PrintingFailed,
                     int /* document cookie */)
 
 #if BUILDFLAG(ENABLE_PRINT_PREVIEW)
 // Tell the browser print preview failed.
-IPC_MESSAGE_ROUTED1(PrintHostMsg_PrintPreviewFailed,
-                    int /* document cookie */)
+IPC_MESSAGE_ROUTED2(PrintHostMsg_PrintPreviewFailed,
+                    int /* document cookie */,
+                    int /* request id */)
 
 // Tell the browser print preview was cancelled.
 IPC_MESSAGE_ROUTED1(PrintHostMsg_PrintPreviewCancelled,
                     int /* document cookie */)
 
 // Tell the browser print preview found the selected printer has invalid
 // settings (which typically caused by disconnected network printer or printer
 // driver is bogus).
-IPC_MESSAGE_ROUTED1(PrintHostMsg_PrintPreviewInvalidPrinterSettings,
-                    int /* document cookie */)
+IPC_MESSAGE_ROUTED2(PrintHostMsg_PrintPreviewInvalidPrinterSettings,
+                    int /* document cookie */,
+                    int /* request id */)
 
 // Run a nested run loop in the renderer until print preview for
 // window.print() finishes.
 IPC_SYNC_MESSAGE_ROUTED0_0(PrintHostMsg_SetupScriptedPrintPreview)
 
 // Tell the browser to show the print preview, when the document is sufficiently
 // loaded such that the renderer can determine whether it is modifiable or not.
 IPC_MESSAGE_ROUTED1(PrintHostMsg_ShowScriptedPrintPreview,
                     bool /* is_modifiable */)
 
 // Notify the browser to set print presets based on source PDF document.
 IPC_MESSAGE_ROUTED1(PrintHostMsg_SetOptionsFromDocument,
                     PrintHostMsg_SetOptionsFromDocument_Params /* params */)
 #endif  // BUILDFLAG(ENABLE_PRINT_PREVIEW)