Cherrypick: [Android] Move content/browser/{renderer_host => android}/java/*

Original description:

> [Android] Move content/browser/{renderer_host => android}/java/*
>
> As jam@ has suggested here: https://codereview.chromium.org/353163002/#msg4
> Java Bridge isn't used in renderer_host, thus content/browser/android/java
> is a better location.
>
> BUG=355644
>
> Review URL: https://codereview.chromium.org/336313018
>
> git-svn-id: svn://svn.chromium.org/chrome/trunk/src@280798 0039d316-1c4b-4281-b951-d872f2087c98

Also updated Android makefiles for all platforms.

Bug: 13238305

Change-Id: I5671b55b40a94833dce71850ecd1db9de90a59b5
43 files changed