Merge "Hidden permissions to access blocked numbers." into nyc-dev

    <permission android:name="android.permission.DISPATCH_PROVISIONING_MESSAGE"

                android:protectionLevel="signature|privileged" />

    <!-- Allows the holder to read blocked numbers. See

         {@link android.provider.BlockedNumberContract}.

         @hide -->

    <permission android:name="android.permission.READ_BLOCKED_NUMBERS"

                android:protectionLevel="signature" />

    <!-- Allows the holder to write blocked numbers. See

         {@link android.provider.BlockedNumberContract}.

         @hide -->

    <permission android:name="android.permission.WRITE_BLOCKED_NUMBERS"

                android:protectionLevel="signature" />

    <application android:process="system"

                 android:persistent="true"

                 android:hasCode="false"