Debugger: Fix display of function pointers with LLDB

While it's a pointer, auto-dereferencing does not
make much sense...

Change-Id: I036e2d5195ea0f9813fe7ebaa7dc2434579abbe5
Reviewed-by: hjk <hjk121@nokiamail.com>
Debugger: Safeguard against wrong child count

Empty base classes do not seem to show up as children
but are recorded in GetNumberOfChildren

Change-Id: I175b8b0f9a2c761850d34e1ab26ff343be7a16c7
Reviewed-by: hjk <hjk121@nokiamail.com>