diff --git a/services/core/java/com/android/server/timedetector/TimeDetectorService.java b/services/core/java/com/android/server/timedetector/TimeDetectorService.java
index 34400ff6b484c..172367a128cca 100644
--- a/services/core/java/com/android/server/timedetector/TimeDetectorService.java
+++ b/services/core/java/com/android/server/timedetector/TimeDetectorService.java
@@ -31,7 +31,6 @@ import com.android.internal.annotations.VisibleForTesting;
 import com.android.internal.util.DumpUtils;
 import com.android.server.FgThread;
 import com.android.server.SystemService;
-import com.android.server.timedetector.TimeDetectorStrategy.Callback;
 
 import java.io.FileDescriptor;
 import java.io.PrintWriter;
@@ -58,17 +57,16 @@ public final class TimeDetectorService extends ITimeDetectorService.Stub {
 
     @NonNull private final Handler mHandler;
     @NonNull private final Context mContext;
-    @NonNull private final Callback mCallback;
     @NonNull private final TimeDetectorStrategy mTimeDetectorStrategy;
 
     private static TimeDetectorService create(@NonNull Context context) {
-        TimeDetectorStrategy timeDetector = new SimpleTimeDetectorStrategy();
+        TimeDetectorStrategy timeDetectorStrategy = new TimeDetectorStrategyImpl();
         TimeDetectorStrategyCallbackImpl callback = new TimeDetectorStrategyCallbackImpl(context);
-        timeDetector.initialize(callback);
+        timeDetectorStrategy.initialize(callback);
 
         Handler handler = FgThread.getHandler();
         TimeDetectorService timeDetectorService =
-                new TimeDetectorService(context, handler, callback, timeDetector);
+                new TimeDetectorService(context, handler, timeDetectorStrategy);
 
         // Wire up event listening.
         ContentResolver contentResolver = context.getContentResolver();
@@ -85,10 +83,9 @@ public final class TimeDetectorService extends ITimeDetectorService.Stub {
 
     @VisibleForTesting
     public TimeDetectorService(@NonNull Context context, @NonNull Handler handler,
-            @NonNull Callback callback, @NonNull TimeDetectorStrategy timeDetectorStrategy) {
+            @NonNull TimeDetectorStrategy timeDetectorStrategy) {
         mContext = Objects.requireNonNull(context);
         mHandler = Objects.requireNonNull(handler);
-        mCallback = Objects.requireNonNull(callback);
         mTimeDetectorStrategy = Objects.requireNonNull(timeDetectorStrategy);
     }
 
diff --git a/services/core/java/com/android/server/timedetector/SimpleTimeDetectorStrategy.java b/services/core/java/com/android/server/timedetector/TimeDetectorStrategyImpl.java
similarity index 99%
rename from services/core/java/com/android/server/timedetector/SimpleTimeDetectorStrategy.java
rename to services/core/java/com/android/server/timedetector/TimeDetectorStrategyImpl.java
index 5a31bbc859c8c..8441edb3e4b7f 100644
--- a/services/core/java/com/android/server/timedetector/SimpleTimeDetectorStrategy.java
+++ b/services/core/java/com/android/server/timedetector/TimeDetectorStrategyImpl.java
@@ -46,7 +46,7 @@ import java.util.Map;
  *
  * <p>Most public methods are marked synchronized to ensure thread safety around internal state.
  */
-public final class SimpleTimeDetectorStrategy implements TimeDetectorStrategy {
+public final class TimeDetectorStrategyImpl implements TimeDetectorStrategy {
 
     private static final boolean DBG = false;
     private static final String LOG_TAG = "SimpleTimeDetectorStrategy";
diff --git a/services/tests/servicestests/src/com/android/server/timedetector/TimeDetectorServiceTest.java b/services/tests/servicestests/src/com/android/server/timedetector/TimeDetectorServiceTest.java
index 84b495f14c1fb..0202e71957043 100644
--- a/services/tests/servicestests/src/com/android/server/timedetector/TimeDetectorServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/timedetector/TimeDetectorServiceTest.java
@@ -38,8 +38,6 @@ import android.util.TimestampedValue;
 
 import androidx.test.runner.AndroidJUnit4;
 
-import com.android.server.timedetector.TimeDetectorStrategy.Callback;
-
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -52,7 +50,6 @@ public class TimeDetectorServiceTest {
 
     private Context mMockContext;
     private StubbedTimeDetectorStrategy mStubbedTimeDetectorStrategy;
-    private Callback mMockCallback;
 
     private TimeDetectorService mTimeDetectorService;
     private HandlerThread mHandlerThread;
@@ -68,12 +65,10 @@ public class TimeDetectorServiceTest {
         mHandlerThread.start();
         mTestHandler = new TestHandler(mHandlerThread.getLooper());
 
-        mMockCallback = mock(Callback.class);
         mStubbedTimeDetectorStrategy = new StubbedTimeDetectorStrategy();
 
         mTimeDetectorService = new TimeDetectorService(
-                mMockContext, mTestHandler, mMockCallback,
-                mStubbedTimeDetectorStrategy);
+                mMockContext, mTestHandler, mStubbedTimeDetectorStrategy);
     }
 
     @After
diff --git a/services/tests/servicestests/src/com/android/server/timedetector/SimpleTimeDetectorStrategyTest.java b/services/tests/servicestests/src/com/android/server/timedetector/TimeDetectorStrategyImplTest.java
similarity index 98%
rename from services/tests/servicestests/src/com/android/server/timedetector/SimpleTimeDetectorStrategyTest.java
rename to services/tests/servicestests/src/com/android/server/timedetector/TimeDetectorStrategyImplTest.java
index 52e7d81978421..1aa3d8fe654b8 100644
--- a/services/tests/servicestests/src/com/android/server/timedetector/SimpleTimeDetectorStrategyTest.java
+++ b/services/tests/servicestests/src/com/android/server/timedetector/TimeDetectorStrategyImplTest.java
@@ -40,7 +40,7 @@ import org.junit.runner.RunWith;
 import java.time.Duration;
 
 @RunWith(AndroidJUnit4.class)
-public class SimpleTimeDetectorStrategyTest {
+public class TimeDetectorStrategyImplTest {
 
     private static final TimestampedValue<Long> ARBITRARY_CLOCK_INITIALIZATION_INFO =
             new TimestampedValue<>(
@@ -213,7 +213,7 @@ public class SimpleTimeDetectorStrategyTest {
         }
 
         // Let enough time pass that phone1Id's suggestion should now be too old.
-        mScript.simulateTimePassing(SimpleTimeDetectorStrategy.PHONE_BUCKET_SIZE_MILLIS);
+        mScript.simulateTimePassing(TimeDetectorStrategyImpl.PHONE_BUCKET_SIZE_MILLIS);
 
         // Make another suggestion with phone2Id. It should be used because the phoneId1
         // is in an older "bucket".
@@ -394,7 +394,7 @@ public class SimpleTimeDetectorStrategyTest {
         assertEquals(phoneSuggestion, mScript.peekBestPhoneSuggestion());
 
         // Simulate time passing, long enough that phoneSuggestion is now too old.
-        mScript.simulateTimePassing(SimpleTimeDetectorStrategy.PHONE_MAX_AGE_MILLIS);
+        mScript.simulateTimePassing(TimeDetectorStrategyImpl.PHONE_MAX_AGE_MILLIS);
 
         // Look inside and check what the strategy considers the current best phone suggestion. It
         // should still be the, it's just no longer used.
@@ -631,11 +631,11 @@ public class SimpleTimeDetectorStrategyTest {
     private class Script {
 
         private final FakeCallback mFakeCallback;
-        private final SimpleTimeDetectorStrategy mTimeDetectorStrategy;
+        private final TimeDetectorStrategyImpl mTimeDetectorStrategy;
 
         Script() {
             mFakeCallback = new FakeCallback();
-            mTimeDetectorStrategy = new SimpleTimeDetectorStrategy();
+            mTimeDetectorStrategy = new TimeDetectorStrategyImpl();
             mTimeDetectorStrategy.initialize(mFakeCallback);
 
         }