Revert "Settings: Add CM PlatLogo & CMCaseView (1/2)"

This reverts commit e38652aa5cdc5ac29ed3ebf4ca41e189db5c9893.
Use java.util.Objects instead on internal API

Not needed since java.util.Objects implements all the needed
functionality.

Change-Id: Icd31d49a9801d1705427f028e9ac927d58e7d34c
Signed-off-by: scott <scott@ubuntu>

Conflicts:
	services/java/com/android/server/am/ActivityStack.java

Conflicts:
	core/java/android/net/NetworkIdentity.java
	core/java/android/net/NetworkPolicy.java
	services/java/com/android/server/net/NetworkPolicyManagerService.java
clean up commit