Revert "Always set CLOSURE_NO_DEPS to true"

This reverts commit aa5a571ab14ec88e8395499a4afd68eab1de62b4.

With https://github.com/openlayers/ol3/pull/1115 (https://github.com/tschaub/ol3/commit/ca3dcb0e14c89c27d9d730817d264e186fc789ec) we need to set `CLOSURE_NO_DEPS` to `true` in raw mode only.