Revert "Make TvProvider a system app to send protected-broadcasts"

This reverts commit d67e9bd5d597847f9dad049c5da35918caac52fc.

Test: build. manually tested device boots well in the upgrade case.
Bug: 36849902
Change-Id: Ieea288205d5f25febb8a74afbed1d6d69648a0e7
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 0ea2596..6eae819 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -15,8 +15,7 @@
  limitations under the License.
 -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
-    package="com.android.providers.tv"
-    android:sharedUserId="android.uid.system">
+    package="com.android.providers.tv" >
 
     <!-- Allows an application to read (but not write) all the TV listings.
          This is the only (soon-to-be) public permission among other permissions defined here.
@@ -98,4 +97,4 @@
             </intent-filter>
         </receiver>
     </application>
-</manifest>
+</manifest>
\ No newline at end of file