Reduce memory leaks by removing all views.

Change-Id: I64b95981425840d101c8122421281976d0251bae
Themes: Add '|' delimited list of components to broadcast

Change-Id: I742dcb0f502b6089dee584a92a3792016f2a9799
Make theme change broadcast a protected broadcast.

Change-Id: Ic24c840685d18d133dc73ff2637c041c4775f197