Remove unused resources (DO NOT MERGE)

This change also syncs the drawables with Master.

Cherry-pick: I2573786aac5fd8d543cf12d24c951b67c7353fd7
Bug: 4436327
Change-Id: I88dc0162033a1017040205590c0c34a5111b835a
320 files changed
tree: 786ef098ddc05ef292b4463df82ca204490d2cd7
  1. dictionaries/
  2. java/
  3. native/
  4. tests/
  5. tools/
  6. Android.mk
  7. CleanSpec.mk