Replaces the % character with \x when generating Windows shortcuts via 
File->"Create application shortcuts." The \x is converted back to % in 
handling the --app switch.

BUG=23693
TEST=None

Review URL: http://codereview.chromium.org/515028

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@35377 0039d316-1c4b-4281-b951-d872f2087c98
  explicit DefaultBrowserInfoBarDelegate(TabContents* contents)
      : ConfirmInfoBarDelegate(contents),
        profile_(contents->profile()),
        action_taken_(false),
        should_expire_(false),
        ALLOW_THIS_IN_INITIALIZER_LIST(method_factory_(this)) {
    MessageLoop::current()->PostDelayedTask(FROM_HERE,
        method_factory_.NewRunnableMethod(
            &DefaultBrowserInfoBarDelegate::Expire),
        8000);  // 8 seconds.
  }

  explicit DefaultBrowserInfoBarDelegate(TabContents* contents)
      : ConfirmInfoBarDelegate(contents),
        profile_(contents->profile()),
        action_taken_(false),
        should_expire_(false),
        ALLOW_THIS_IN_INITIALIZER_LIST(method_factory_(this)) {
    MessageLoop::current()->PostDelayedTask(FROM_HERE,
        method_factory_.NewRunnableMethod(
            &DefaultBrowserInfoBarDelegate::Expire),
        8000);  // 8 seconds.
  }
