Revert "framework: Privacy Guard"

Change-Id: I82ab85092e54c577a0817f3bedc85063c9a3054a

Conflicts:
	core/java/android/app/ActivityManagerNative.java
	core/java/android/content/ContextWrapper.java
	core/java/android/provider/Settings.java
	core/res/AndroidManifest.xml
	core/res/res/drawable-hdpi/stat_notify_privacy_guard.png
	core/res/res/drawable-mdpi/stat_notify_privacy_guard.png
	core/res/res/drawable-xhdpi/stat_notify_privacy_guard.png
	core/res/res/drawable-xxhdpi/stat_notify_privacy_guard.png
	core/res/res/values/cm_strings.xml
	core/res/res/values/symbols.xml
	services/java/com/android/server/am/ActivityManagerService.java
	services/java/com/android/server/am/BroadcastQueue.java
	services/java/com/android/server/pm/PackageManagerService.java
	services/java/com/android/server/pm/PackageSettingBase.java
	test-runner/src/android/test/mock/MockContext.java
	test-runner/src/android/test/mock/MockPackageManager.java