Remove connectivity dependency on Preconditions

Preconditions.checkNotNull is deprecated to be replaced by
Objects.requireNonNull, and other methods can easily be replaced by
inline checks.

Preconditions is an internal API class that should not be used by
unbundled jars.

Bug: 177046265
Test: m
Change-Id: If14a75439ff332c927dc4114ae0eecb89f53c6c7

framework/src/android/net/StaticIpConfiguration.java

@@ -24,7 +24,6 @@ import android.os.Build;
 import android.os.Parcel;
 import android.os.Parcelable;
 
-import com.android.internal.util.Preconditions;
 import com.android.net.module.util.InetAddressUtils;
 
 import java.net.InetAddress;
@@ -153,7 +152,7 @@ public final class StaticIpConfiguration implements Parcelable {
          * @return The {@link Builder} for chaining.
          */
         public @NonNull Builder setDnsServers(@NonNull Iterable<InetAddress> dnsServers) {
-            Preconditions.checkNotNull(dnsServers);
+            Objects.requireNonNull(dnsServers);
             mDnsServers = dnsServers;
             return this;
         }