base::Bind: Convert PrintingContext::PrintSettingsCallback.

printing/printing_context.h

Index: printing/printing_context.h
diff --git a/printing/printing_context.h b/printing/printing_context.h
index 5dbe70d02fe51dc4b8dc4f38acc6a787d1563e26..60ea0bec78362af97a222a989a7d044dc20f625f 100644
--- a/printing/printing_context.h
+++ b/printing/printing_context.h
@@ -8,7 +8,7 @@
 #include <string>
 
 #include "base/basictypes.h"
-#include "base/callback_old.h"
+#include "base/callback.h"
 #include "base/string16.h"
 #include "printing/print_settings.h"
 #include "ui/gfx/native_widget_types.h"
@@ -36,7 +36,7 @@ class PRINTING_EXPORT PrintingContext {
 
   // Callback of AskUserForSettings, used to notify the PrintJobWorker when
   // print settings are available.
-  typedef Callback1<Result>::Type PrintSettingsCallback;
+  typedef base::Callback<void(Result)> PrintSettingsCallback;
 
   // Asks the user what printer and format should be used to print. Updates the
   // context with the select device settings. The result of the call is returned
@@ -45,7 +45,7 @@ class PRINTING_EXPORT PrintingContext {
   virtual void AskUserForSettings(gfx::NativeView parent_view,
                                   int max_pages,
                                   bool has_selection,
-                                  PrintSettingsCallback* callback) = 0;
+                                  const PrintSettingsCallback& callback) = 0;
 
   // Selects the user's default printer and format. Updates the context with the
   // default device settings.