use unified theme media player

MediaBrowser.WebDashboard/MediaBrowser.WebDashboard.csproj

@@ -998,9 +998,6 @@
     <Content Include="dashboard-ui\scripts\sync.js">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>
-    <Content Include="dashboard-ui\scripts\thememediaplayer.js">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </Content>
     <Content Include="dashboard-ui\scripts\tvupcoming.js">
       <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
     </Content>