Hookup the PpdProvider in the printer setup flow.

chromeos/printing/printer_configuration.h

 // 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 CHROMEOS_PRINTING_PRINTER_CONFIGURATION_H_
 #define CHROMEOS_PRINTING_PRINTER_CONFIGURATION_H_
 
 #include <memory>
 #include <string>
 
@@ skipping 25 matching lines @@
     // The *effective* manufacturer and model of this printer, in other words,
     // the manufacturer and model of the printer for which we grab a PPD.  This
     // doesn’t have to (but can) be the actual manufacturer/model of the
     // printer.  We should always try to fill these fields in, even if we don’t
     // think they’ll be needed, as they provide a fallback mechanism for
     // finding a PPD.
     std::string effective_manufacturer;
     std::string effective_model;
   };
 
+  // Returns true if the printer should be automatically configured using
+  // IPP Everywhere.
+  static bool IsIppEverywhere(const Printer& printer);

[Carlson, 2016/12/01 01:58:44]

Seems sort of weird to have this as a static function instead of

bool IsIppEverywhere() const;

Is there a reason you're doing it this way?

[skau, 2016/12/01 21:45:12]

My thought was that it might be mistaken to be a field on the object if I made
it a member function.  But if it seems odd, I'll make it a member.

+
   // Constructs a printer object that is completely empty.
   Printer();
 
   // Constructs a printer object with an id.
   explicit Printer(const std::string& id);
 
   // Copy constructor and assignment.
   explicit Printer(const Printer& printer);
   Printer& operator=(const Printer& printer);
 
@@ skipping 52 matching lines @@
   // How to find the associated postscript printer description.
   PpdReference ppd_reference_;
 
   // The UUID from an autoconf protocol for deduplication. Could be empty.
   std::string uuid_;
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_PRINTING_PRINTER_CONFIGURATION_H_