Cherry-pick: Remove debug logging.

Cherry pick of https://googleplex-android-review.git.corp.google.com/#/c/531078

BUG:16778823
Change-Id: I92c5b64d6f2347bedfb9959b4d2f90d1db8f394b
(cherry picked from commit 19870035fc874a4f3ff8e4a42ba530fda73a7c17)
1 file changed
tree: cfde09a23a33c2c132572d94d2eead59958ef6a9
  1. Android.mk
  2. chromium/
  3. nullwebview/