print.mojom: Add (Color|Duplex|Pin)ModeRestriction enums

This allows the mode restriction enums to be used by the local printer
mojo interface.

Bug: b/179305160

Change-Id: I515f3b1f8cb21d59a923a422c43ec9380dd3a800
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2861977
Reviewed-by: Greg Kerr <kerrnel@chromium.org>
Reviewed-by: Rebekah Potter <rbpotter@chromium.org>
Auto-Submit: Pranav Batra <batrapranav@chromium.org>
Commit-Queue: Pranav Batra <batrapranav@chromium.org>
Cr-Commit-Position: refs/heads/master@{#879195}

printing/backend/printing_restrictions.h

@@ -8,34 +8,24 @@
 #include "base/component_export.h"
 #include "build/chromeos_buildflags.h"
 
+#if BUILDFLAG(IS_CHROMEOS_ASH)
+#include "printing/mojom/print.mojom.h"
+#endif
+
 namespace printing {
 
 #if BUILDFLAG(IS_CHROMEOS_ASH)
 // Allowed printing modes as a bitmask.
 // This is used in pref file and should never change.
-enum class ColorModeRestriction {
-  kUnset = 0x0,
-  kMonochrome = 0x1,
-  kColor = 0x2,
-};
+using ColorModeRestriction = mojom::ColorModeRestriction;
 
 // Allowed duplex modes as a bitmask.
 // This is used in pref file and should never change.
-enum class DuplexModeRestriction {
-  kUnset = 0x0,
-  kSimplex = 0x1,
-  kLongEdge = 0x2,
-  kShortEdge = 0x4,
-  kDuplex = 0x2 | 0x4,
-};
+using DuplexModeRestriction = mojom::DuplexModeRestriction;
 
 // Allowed PIN printing modes.
 // This is used in pref file and should never change.
-enum class PinModeRestriction {
-  kUnset = 0,
-  kPin = 1,
-  kNoPin = 2,
-};
+using PinModeRestriction = mojom::PinModeRestriction;
 
 // Dictionary key for printing policies.
 // Must coincide with the name of field in `print_preview.Policies` in

printing/mojom/print.mojom

@@ -97,3 +97,32 @@ enum MarginType {
   kPrintableAreaMargins,
   kCustomMargins,
 };
+
+// Allowed printing modes as a bitmask.
+// This is used in pref file and should never change.
+[Stable, Extensible, EnableIf=is_chromeos]
+enum ColorModeRestriction {
+  [Default] kUnset = 0x0,
+  kMonochrome = 0x1,
+  kColor = 0x2,
+};
+
+// Allowed duplex modes as a bitmask.
+// This is used in pref file and should never change.
+[Stable, Extensible, EnableIf=is_chromeos]
+enum DuplexModeRestriction {
+  [Default] kUnset = 0x0,
+  kSimplex = 0x1,
+  kLongEdge = 0x2,
+  kShortEdge = 0x4,
+  kDuplex = 0x6,
+};
+
+// Allowed PIN printing modes as a bitmask.
+// This is used in pref file and should never change.
+[Stable, Extensible, EnableIf=is_chromeos]
+enum PinModeRestriction {
+  [Default] kUnset = 0,
+  kPin = 1,
+  kNoPin = 2,
+};