We can call directly into the blueprint bootstrap.bash using values that soong_ui has already calculated. Instead of calling into blueprint.bash, build minibp with microfactory, and directly run ninja. This allows us to get individual tracing data from each component. Test: m -j blueprint_tools Test: m clean; m -j blueprint_tools Change-Id: I2239943c9a8a3ad6e1a40fa0dc914421f4b5202c