directly to Index, instead of requiring the input file to be first. This makes
the examples behave more like 'clang'.
For example,
ddunbar@giles:tmp$ echo '#include <string>' | python ~/llvm/tools/clang/bindings/python/examples/cindex/cindex-includes.py -- -x c++ - | wc -l
114
ddunbar@giles:tmp$ echo '#include <stdio.h>' | python ~/llvm/tools/clang/bindings/python/examples/cindex/cindex-includes.py -- -x c - | wc -l
10
llvm-svn: 96107