Extend PrinterSemanticCapsAndDefaults with Collate, Copies, PaperSize and Dpi capabilities.

printing/backend/print_backend.cc

Index: printing/backend/print_backend.cc
diff --git a/printing/backend/print_backend.cc b/printing/backend/print_backend.cc
index 29d38fba6458b860792d51e202f39868e1e07650..05e3282cd8ae2a566f1956b482150d14b2d4f535 100644
--- a/printing/backend/print_backend.cc
+++ b/printing/backend/print_backend.cc
@@ -14,9 +14,17 @@ PrinterBasicInfo::~PrinterBasicInfo() {}
 
 PrinterSemanticCapsAndDefaults::PrinterSemanticCapsAndDefaults()
     : color_changeable(false),
-      duplex_capable(false),
       color_default(false),
-      duplex_default(UNKNOWN_DUPLEX_MODE) {}
+#if defined (OS_WIN)
+      collate_capable(false),
+      collate_default(false),
+      copies_capable(false),
+      default_paper(-1),
+      default_dpi(-1),
+#endif
+      duplex_capable(false),
+      duplex_default(UNKNOWN_DUPLEX_MODE) {
+}
 
 PrinterSemanticCapsAndDefaults::~PrinterSemanticCapsAndDefaults() {}