Hookup the PpdProvider in the printer setup flow.

chrome/browser/ui/webui/print_preview/printer_backend_proxy_chromeos.cc

 // 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.
 
 #include "chrome/browser/ui/webui/print_preview/printer_backend_proxy.h"
 
 #include <memory>
 #include <vector>
 
 #include "base/bind_helpers.h"
@@ skipping 78 matching lines @@
 }
 
 void OnPrinterAddError(const PrinterSetupCallback& cb) {
   // It's expected that debug daemon posts callbacks on the UI thread.
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
 
   LOG(WARNING) << "Could not contact debugd";
   PostCallbackError(cb);
 }
 
-bool IsIppEverywhere(const chromeos::Printer& printer) {
-  // TODO(skau): Use uri, effective_make and effective_model to determine if
-  // we should do an IPP Everywhere configuration.
-  return false;
-}
-
 std::string GetPPDPath(const chromeos::Printer& printer) {
   // TODO(skau): Consult the PPD Provider for the correct file path.
   return printer.ppd_reference().user_supplied_ppd_url;
 }
 
 }  // namespace
 
 std::string GetDefaultPrinterOnBlockingPoolThread() {
   DCHECK(content::BrowserThread::GetBlockingPool()->RunsTasksOnCurrentThread());
   // TODO(crbug.com/660898): Add default printers to ChromeOS.
@@ skipping 24 matching lines @@
 void ConfigurePrinterAndFetchCapabilities(Profile* profile,
                                           const std::string& printer_name,
                                           const PrinterSetupCallback& cb) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
 
   chromeos::PrinterPrefManager* prefs =
       chromeos::PrinterPrefManagerFactory::GetForBrowserContext(profile);
   std::unique_ptr<chromeos::Printer> printer = prefs->GetPrinter(printer_name);
 
   // Check if configuration is viable.
-  bool ipp_everywhere = IsIppEverywhere(*printer);
+  bool ipp_everywhere = printer->IsIppEverywhere();
   std::string ppd_path = GetPPDPath(*printer);
   if (!ipp_everywhere && ppd_path.empty()) {
     HandlePrinterSetup(std::move(printer), PPD_NOT_FOUND, cb);
     return;
   }
 
   // Always push configuration to CUPS.  It may need an update.
   std::string printer_uri = printer->uri();
   chromeos::DBusThreadManager::Get()->GetDebugDaemonClient()->CupsAddPrinter(
       printer_name, printer_uri, ppd_path, ipp_everywhere,
       base::Bind(&OnPrinterAddResult, base::Passed(&printer), cb),
       base::Bind(&OnPrinterAddError, cb));
 }
 
 }  // namespace printing