wic/filemap: Drop the unused block_is_unmapped()

This method is not used by any code, so drop it.

Signed-off-by: Kevin Hao <kexin.hao@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit fb62a15349597ee026c67a0bb0a6ca2cc9bfe420)
Signed-off-by: Steve Sakoman <steve@sakoman.com>

diff --git a/scripts/lib/wic/filemap.py b/scripts/lib/wic/filemap.py
index c53147c2f18e4fbd72505c0e407740fdfb8e2593..8cfed5afa80d5b44481ba6611034d4843338b63f 100644 (file)
--- a/scripts/lib/wic/filemap.py
+++ b/scripts/lib/wic/filemap.py
@@ -142,15 +142,6 @@ class _FilemapBase(object):
 
         raise Error("the method is not implemented")
 
-    def block_is_unmapped(self, block): # pylint: disable=W0613,R0201
-        """
-        This method has has to be implemented by child classes. It returns
-        'True' if block number 'block' of the image file is not mapped (hole)
-        and 'False' otherwise.
-        """
-
-        raise Error("the method is not implemented")
-
     def get_mapped_ranges(self, start, count): # pylint: disable=W0613,R0201
         """
         This method has has to be implemented by child classes. This is a
@@ -265,10 +256,6 @@ class FilemapSeek(_FilemapBase):
                         % (block, result))
         return result
 
-    def block_is_unmapped(self, block):
-        """Refer the '_FilemapBase' class for the documentation."""
-        return not self.block_is_mapped(block)
-
     def _get_ranges(self, start, count, whence1, whence2):
         """
         This function implements 'get_mapped_ranges()' and
@@ -422,10 +409,6 @@ class FilemapFiemap(_FilemapBase):
                         % (block, result))
         return result
 
-    def block_is_unmapped(self, block):
-        """Refer the '_FilemapBase' class for the documentation."""
-        return not self.block_is_mapped(block)
-
     def _unpack_fiemap_extent(self, index):
         """
         Unpack a 'struct fiemap_extent' structure object number 'index' from