AutoFill Help Link added on Mac

chrome/browser/autofill/autofill_dialog_controller_mac.mm

 // Copyright (c) 2010 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.
 
 #import "chrome/browser/autofill/autofill_dialog_controller_mac.h"
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "base/mac_util.h"
 #include "base/sys_string_conversions.h"
+#include "chrome/browser/browser.h"
+#include "chrome/browser/browser_list.h"
 #import "chrome/browser/autofill/autofill_address_model_mac.h"
 #import "chrome/browser/autofill/autofill_address_sheet_controller_mac.h"
 #import "chrome/browser/autofill/autofill_credit_card_model_mac.h"
 #import "chrome/browser/autofill/autofill_credit_card_sheet_controller_mac.h"
 #import "chrome/browser/autofill/personal_data_manager.h"
 #include "chrome/browser/browser_process.h"
 #import "chrome/browser/cocoa/window_size_autosaver.h"
 #include "chrome/browser/pref_service.h"
 #include "chrome/browser/profile.h"
 #include "chrome/common/pref_names.h"
@@ skipping 385 matching lines @@
       // Show the sheet.
       [NSApp beginSheet:[creditCardSheetController window]
          modalForWindow:[self window]
           modalDelegate:self
          didEndSelector:@selector(creditCardEditDidEnd:returnCode:contextInfo:)
             contextInfo:&creditCards_[i]];
     }
   }
 }
 
+// Navigates to the AutoFill help url.
+- (IBAction)openHelp:(id)sender {
+  Browser* browser = BrowserList::GetLastActive();
+
+  if (!browser || !browser->GetSelectedTabContents())
+    browser = Browser::Create(profile_);
+  browser->OpenAutoFillHelpTabAndActivate();
+}
+
 // Edit address sheet was dismissed.  Non-zero |returnCode| indicates a save.
 - (void)addressEditDidEnd:(NSWindow *)sheet
                returnCode:(int)returnCode
               contextInfo:(void *)contextInfo {
   DCHECK(contextInfo != NULL);
   if (returnCode) {
     AutoFillProfile* profile = static_cast<AutoFillProfile*>(contextInfo);
     [addressSheetController copyModelToProfile:profile];
     [tableView_ reloadData];
   }
@@ skipping 363 matching lines @@
   if (!image) {
     image = rb.GetNSImageNamed(IDR_INPUT_GOOD);
     DCHECK(image);
     return image;
   }
 
   return nil;
 }
 
 @end