Revert "Android: Add logging_ext.py module."

This reverts commit 9d96ef6894f46439e73300cdecf8ba30285e77f6.

Reason for revert: blocks rolls into clank on ToT bot.
BUG=758505

Original change's description:
> Android: Add logging_ext.py module.
> 
> Adds color in a better way to pylib code.
> Additionally added some more useful test logs (such as whether
> tests pass/fail as they are run and predicted time remaining).
> 
> Adding -quiet option which will make the logs as they were
> previously.
> 
> Change-Id: I0cec6334a38544ccbb4a4fde6df65b6b56c2547d
> Reviewed-on: https://chromium-review.googlesource.com/603916
> Commit-Queue: Michael Case <[email protected]>
> Reviewed-by: Andrew Grieve <[email protected]>
> Reviewed-by: John Budorick <[email protected]>
> Cr-Commit-Position: refs/heads/master@{#496922}

[email protected],[email protected],[email protected],[email protected]

Change-Id: I11ca3412b5b3516bfd7107aa3f0732e7331b9941
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/631724
Reviewed-by: Anthony Berent <[email protected]>
Commit-Queue: Anthony Berent <[email protected]>
Cr-Commit-Position: refs/heads/master@{#496992}
diff --git a/build/android/test_runner.pydeps b/build/android/test_runner.pydeps
index c4b3c43..573577e 100644
--- a/build/android/test_runner.pydeps
+++ b/build/android/test_runner.pydeps
@@ -163,7 +163,6 @@
 pylib/local/machine/__init__.py
 pylib/local/machine/local_machine_environment.py
 pylib/local/machine/local_machine_junit_test_run.py
-pylib/logging_ext/__init__.py
 pylib/monkey/__init__.py
 pylib/monkey/monkey_test_instance.py
 pylib/perf/__init__.py
@@ -183,11 +182,11 @@
 pylib/utils/google_storage_helper.py
 pylib/utils/instrumentation_tracing.py
 pylib/utils/logdog_helper.py
+pylib/utils/logging_utils.py
 pylib/utils/proguard.py
 pylib/utils/repo_utils.py
 pylib/utils/shared_preference_utils.py
 pylib/utils/time_profile.py
-pylib/utils/unicode_characters.py
 pylib/valgrind_tools.py
 test_runner.py
 tombstones.py