GitLab

Some files were compiled for both remoting_host and remoting_core. Also
moved some files to remoting_host so that they don't need to be listed
multiple times for different platforms

Review URL: https://codereview.chromium.org/393073002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@283597 0039d316-1c4b-4281-b951-d872f2087c98