[gnome-continuous-yocto/gnomeostree-3.28-rocko: 4456/8267] wic: simplified code of direct_plugin

[Emmanuele Bassi <ebassi src gnome org>]

commit 8fda677a08856fc82990742006508fa33f597a41
Author: Ed Bartosh <ed bartosh linux intel com>
Date:   Tue Jan 31 04:05:49 2017 +0200

    wic: simplified code of direct_plugin
    
    Removed unused methods.
    Got rid of get_default_source_plugin and _full_name methods.
    
    [YOCTO #10619]
    
    (From OE-Core rev: c5706f71dee531557a6b1290665283b8637fff6e)
    
    Signed-off-by: Ed Bartosh <ed bartosh linux intel com>
    Signed-off-by: Richard Purdie <richard purdie linuxfoundation org>

 scripts/lib/wic/plugins/imager/direct_plugin.py |   24 +---------------------
 1 files changed, 2 insertions(+), 22 deletions(-)
---
diff --git a/scripts/lib/wic/plugins/imager/direct_plugin.py b/scripts/lib/wic/plugins/imager/direct_plugin.py
index 1d0d3ff..9cd7068 100644
--- a/scripts/lib/wic/plugins/imager/direct_plugin.py
+++ b/scripts/lib/wic/plugins/imager/direct_plugin.py
@@ -93,9 +93,6 @@ class DiskImage():
         self.device = device
         self.created = False
 
-    def exists(self):
-        return os.path.exists(self.device)
-
     def create(self):
         if self.created:
             return
@@ -229,26 +226,9 @@ class DirectImageCreator:
         # partitions list from kickstart file
         return self.ks.partitions
 
-    def _full_name(self, name, extention):
-        """ Construct full file name for a file we generate. """
-        return "%s-%s.%s" % (self.name, name, extention)
-
     def _full_path(self, path, name, extention):
         """ Construct full file path to a file we generate. """
-        return os.path.join(path, self._full_name(name, extention))
-
-    def get_default_source_plugin(self):
-        """
-        The default source plugin i.e. the plugin that's consulted for
-        overall image generation tasks outside of any particular
-        partition.  For convenience, we just hang it off the
-        bootloader handler since it's the one non-partition object in
-        any setup.  By default the default plugin is set to the same
-        plugin as the /boot partition; since we hang it off the
-        bootloader object, the default can be explicitly set using the
-        --source bootloader param.
-        """
-        return self.ks.bootloader.source
+        return os.path.join(path, "%s-%s.%s" % (self.name, name, extention))
 
     #
     # Actual implemention
@@ -346,7 +326,7 @@ class DirectImageCreator:
         For example, prepare the image to be bootable by e.g.
         creating and installing a bootloader configuration.
         """
-        source_plugin = self.get_default_source_plugin()
+        source_plugin = self.ks.bootloader.source
         if source_plugin:
             name = "do_install_disk"
             methods = pluginmgr.get_source_plugin_methods(source_plugin,