Print Preview: Change getPrinterCapabilities to cr.sendWithPromise

chrome/browser/ui/webui/print_preview/print_preview_handler.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.
 
 #ifndef CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_HANDLER_H_
 #define CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_HANDLER_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 212 matching lines @@
                            const std::string& default_printer);
 
   // Send OAuth2 access token.
   void SendAccessToken(const std::string& type,
                        const std::string& access_token);
 
   // Sends the printer capabilities to the Web UI. |settings_info| contains
   // printer capabilities information. If |settings_info| is empty, sends
   // error notification to the Web UI instead.
   void SendPrinterCapabilities(
+      const std::string& callback_id,
       const std::string& printer_name,
       std::unique_ptr<base::DictionaryValue> settings_info);
 
   // Send the result of performing printer setup. |settings_info| contains
   // printer capabilities.
   void SendPrinterSetup(const std::string& callback_id,
                         const std::string& printer_name,
                         std::unique_ptr<base::DictionaryValue> settings_info);
 
   // Send the list of printers to the Web UI.
@@ skipping 35 matching lines @@
   void SaveCUPSColorSetting(const base::DictionaryValue* settings);
 
   void ConvertColorSettingToCUPSColorModel(
       base::DictionaryValue* settings) const;
 #endif
 
 #if BUILDFLAG(ENABLE_SERVICE_DISCOVERY)
   void StartPrivetLister(const scoped_refptr<
       local_discovery::ServiceDiscoverySharedClient>& client);
   void StopPrivetLister();
-  void OnPrivetCapabilities(const base::DictionaryValue* capabilities);
+  void OnPrivetCapabilities(const std::string& callback_id,
+                            const base::DictionaryValue* capabilities);
   void PrivetCapabilitiesUpdateClient(
+      const std::string& callback_id,
       std::unique_ptr<cloud_print::PrivetHTTPClient> http_client);
   void PrivetLocalPrintUpdateClient(
       std::string print_ticket,
       std::string capabilities,
       gfx::Size page_size,
       std::unique_ptr<cloud_print::PrivetHTTPClient> http_client);
   bool PrivetUpdateClient(
+      const std::string& callback_id,
       std::unique_ptr<cloud_print::PrivetHTTPClient> http_client);
   void StartPrivetLocalPrint(const std::string& print_ticket,
                              const std::string& capabilities,
                              const gfx::Size& page_size);
   void SendPrivetCapabilitiesError(const std::string& id);
   void PrintToPrivetPrinter(const std::string& printer_name,
                             const std::string& print_ticket,
                             const std::string& capabilities,
                             const gfx::Size& page_size);
   bool CreatePrivetHTTP(
@@ skipping 23 matching lines @@
 
   // Called when an extension reports information requested for a provisional
   // printer.
   // |printer_id|: The provisional printer id.
   // |printer_info|: The data reported by the extension.
   void OnGotExtensionPrinterInfo(const std::string& printer_id,
                                  const base::DictionaryValue& printer_info);
 
   // Called when an extension reports the set of print capabilites for a
   // printer.
-  // |printer_id|: The id of the printer whose capabilities are reported.
+  // |callback_id|: The Javascript callback to reject or resolve
   // |capabilities|: The printer capabilities.
   void OnGotExtensionPrinterCapabilities(
-      const std::string& printer_id,
+      const std::string& callback_id,
       const base::DictionaryValue& capabilities);
 
   // Called when an extension print job is completed.
   // |success|: Whether the job succeeded.
   // |status|: The returned print job status. Useful for reporting a specific
   //     error.
   void OnExtensionPrintResult(bool success, const std::string& status);
 
   // Register/unregister from notifications of changes done to the GAIA
   // cookie.
@@ skipping 54 matching lines @@
   // Proxy for calls to the print backend.  Lazily initialized since web_ui() is
   // not available at construction time.
   std::unique_ptr<printing::PrinterBackendProxy> printer_backend_proxy_;
 
   base::WeakPtrFactory<PrintPreviewHandler> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(PrintPreviewHandler);
 };
 
 #endif  // CHROME_BROWSER_UI_WEBUI_PRINT_PREVIEW_PRINT_PREVIEW_HANDLER_H_