Use raw_buffer in swap_ranges.
Use raw_buffer in swap_ranges.

--HG--
extra : convert_revision : svn%3A83215879-3e5a-4751-8c9d-778f44bb06a5/trunk%40341

mohamed-ali/thrust,marksantos/thrust,arnabgho/thrust,jaredhoberock/thrust,mohamed-ali/thrust,zhenglaizhang/thrust,sdalton1/thrust,thrust/thrust,egaburov/thrust,thvasilo/thrust,GrimDerp/thrust,xiongzhanblake/thrust,raygit/thrust,arnabgho/thrust,jaredhoberock/thrust,egaburov/thrust,Ricardo666666/thrust,raygit/thrust,marksantos/thrust,xiongzhanblake/thrust,dachziegel/thrust,thrust/thrust,sdalton1/thrust,andrewcorrigan/thrust-multi-permutation-iterator,marksantos/thrust,zhenglaizhang/thrust,sdalton1/thrust,GrimDerp/thrust,Ricardo666666/thrust,thvasilo/thrust,dachziegel/thrust,zeryx/thrust,zhenglaizhang/thrust,xiongzhanblake/thrust_src,thrust/thrust,zeryx/thrust,xiongzhanblake/thrust_src,sarvex/thrust,xiongzhanblake/thrust,jaredhoberock/thrust,andrewcorrigan/thrust-multi-permutation-iterator,sarvex/thrust,thrust/thrust,jaredhoberock/thrust,dachziegel/thrust,zeryx/thrust,sarvex/thrust,raygit/thrust,xiongzhanblake/thrust_src,mohamed-ali/thrust,thrust/thrust,thvasilo/thrust,arnabgho/thrust,GrimDerp/thrust,egaburov/thrust,andrewcorrigan/thrust-multi-permutation-iterator,Ricardo666666/thrust,jaredhoberock/thrust