Remove compat.memoryview

Author: Harmon758

gitdb/utils/compat.py

@@ -4,20 +4,15 @@
 
 try:
     # Python 2
-    memoryview = buffer
-    # Assume no memory view ...
     def to_bytes(i):
         return i
 except NameError:
-    # Python 3 has no `buffer`; only `memoryview`
     # smmap can return memory view objects, which can't be compared as buffers/bytes can ... 
     def to_bytes(i):
         if isinstance(i, memoryview):
             return i.tobytes()
         return i
 
-    memoryview = memoryview
-
 try:
     MAXSIZE = sys.maxint
 except AttributeError: