[gparted] Remove outdated comment fragment from activate_mount_partition()

[Curtis Gedak <gedakc src gnome org>]

commit 29be7547cd0761cc3a9c58d2c10c77add06e159a
Author: Mike Fleetwood <mike fleetwood googlemail com>
Date:   Fri May 6 06:53:16 2016 +0100

    Remove outdated comment fragment from activate_mount_partition()
    
    Outdated by commit:
        6e97a63f49016ea6b0b48f37aedb10fe6ec808bb
        Always use blkid file system detection before libparted (#757781)

 src/Win_GParted.cc |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)
---
diff --git a/src/Win_GParted.cc b/src/Win_GParted.cc
index 6e250ee..9e66b41 100644
--- a/src/Win_GParted.cc
+++ b/src/Win_GParted.cc
@@ -2417,8 +2417,6 @@ void Win_GParted::activate_mount_partition( unsigned int index )
                                         selected_partition_ptr->get_mountpoints()[index] ) );
 
        // First try mounting letting mount (libblkid) determine the file system type.
-       // Do this because GParted uses libparted first and blkid second and when there
-       // are multiple signatures GParted may report a different result to blkid alone.
        cmd = "mount -v " + selected_partition_ptr->get_path() +
              " \"" + selected_partition_ptr->get_mountpoints()[index] + "\"";
        success = ! Utils::execute_command( cmd, output, error );