The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/03aabb73765c5e941207f61942a5959a997d2386

commit 03aabb73765c5e941207f61942a5959a997d2386
Author: mlamouri <mlamouri@chromium.org>
Date: Tue Nov 15 07:04:03 2016

Remove autoplay-muted-videos feature flag.

Removes the flag and makes the Blink RuntimeEnabledFeature always on on
Android.

BUG= 624570 

Review-Url: https://codereview.chromium.org/2472773005
Cr-Commit-Position: refs/heads/master@{#432135}

[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/chrome/android/java/src/org/chromium/chrome/browser/preferences/website/SiteSettingsPreferences.java
[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/chrome/app/generated_resources.grd
[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/chrome/browser/about_flags.cc
[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/chrome/browser/android/chrome_feature_list.cc
[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/content/browser/renderer_host/render_view_host_impl.cc
[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/content/child/runtime_features.cc
[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/content/public/common/common_param_traits_macros.h
[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/content/public/common/content_features.cc
[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/content/public/common/content_features.h
[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/content/public/common/web_preferences.cc
[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/content/public/common/web_preferences.h
[modify] https://crrev.com/03aabb73765c5e941207f61942a5959a997d2386/content/renderer/render_view_impl.cc