Use Chromium's Logging instead of Android's Logging for media files

This patch modifies all the media/base/android/java files to use
org.chromium.base.Log instead of android.util.Log and changes the
log messages as per chromium guidelines.

BUG=489318, 472152

Review URL: https://codereview.chromium.org/1174523002

Cr-Commit-Position: refs/heads/master@{#334124}
11 files changed