Remove Android.mk rules for building bootctrl. am: 7bde6868ff am: 308431ceb7 am: cf2985d914
am: 532c3f7a28

Change-Id: I67bff9213fae39903c1390211e8917a1986d3fed
tree: 96cca2d3a244892f9167aa4396069ea6fa2d3431
  1. Android.bp
  2. boot_control.cpp
  3. NOTICE