Revert "Revert "Second try at adding a compatibility symbol for the MemoryBase constructor.""

jellybean camera driver need this symbol

This reverts commit 2dccfdcd265ca86cca5ac863d921e5c647b93073.

Change-Id: I6f44bcc285d83bcd9c48c42c2d54c874dedc74c7
Merge remote-tracking branch 'cyan/cm-11.0' into cm-11.0

Conflicts:
	libs/binder/MemoryBase.cpp