base::Bind: Convert PrintingContext::PrintSettingsCallback.

printing/printing_context_win.cc

 // Copyright (c) 2011 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 "printing/printing_context_win.h"
 
 #include <winspool.h>
 
 #include <algorithm>
 
@@ skipping 195 matching lines @@
     : PrintingContext(app_locale),
       context_(NULL),
       dialog_box_(NULL),
       print_dialog_func_(&PrintDlgEx) {
 }
 
 PrintingContextWin::~PrintingContextWin() {
   ReleaseContext();
 }
 
-void PrintingContextWin::AskUserForSettings(gfx::NativeView view,
-                                            int max_pages,
-                                            bool has_selection,
-                                            PrintSettingsCallback* callback) {
+void PrintingContextWin::AskUserForSettings(
+    gfx::NativeView view, int max_pages, bool has_selection,
+    const PrintSettingsCallback& callback) {
 #if !defined(USE_AURA)
   DCHECK(!in_print_job_);
   dialog_box_dismissed_ = false;
 
   HWND window;
   if (!view || !IsWindow(view)) {
     // TODO(maruel):  bug 1214347 Get the right browser window instead.
     window = GetDesktopWindow();
   } else {
     window = GetAncestor(view, GA_ROOTOWNER);
@@ skipping 30 matching lines @@
     dialog_options.nMinPage = 1;
     dialog_options.nMaxPage = max_pages;
     dialog_options.lpPageRanges = ranges;
   } else {
     // No need to bother, we don't know how many pages are available.
     dialog_options.Flags |= PD_NOPAGENUMS;
   }
 
   if ((*print_dialog_func_)(&dialog_options) != S_OK) {
     ResetSettings();
-    callback->Run(FAILED);
+    callback.Run(FAILED);
   }
 
   // TODO(maruel):  Support PD_PRINTTOFILE.
-  callback->Run(ParseDialogResultEx(dialog_options));
-  delete callback;
+  callback.Run(ParseDialogResultEx(dialog_options));
 #endif
 }
 
 PrintingContext::Result PrintingContextWin::UseDefaultSettings() {
   DCHECK(!in_print_job_);
 
   PRINTDLG dialog_options = { sizeof(PRINTDLG) };
   dialog_options.Flags = PD_RETURNDC | PD_RETURNDEFAULT;
   if (PrintDlg(&dialog_options))
     return ParseDialogResult(dialog_options);
@@ skipping 520 matching lines @@
   if (buf_size) {
     buffer->reset(new uint8[buf_size]);
     memset(buffer->get(), 0, buf_size);
     if (!GetPrinter(printer, level, buffer->get(), buf_size, &buf_size)) {
       buffer->reset();
     }
   }
 }
 
 }  // namespace printing