Remove unneeded @TargetApi

fix android lint errors

MyTracksTest/src/com/google/android/apps/mytracks/services/TrackRecordingServiceTest.java

@@ -24,10 +24,10 @@ import com.google.android.apps.mytracks.content.Track;
 import com.google.android.apps.mytracks.content.Waypoint;
 import com.google.android.apps.mytracks.content.WaypointCreationRequest;
 import com.google.android.apps.mytracks.stats.TripStatistics;
+import com.google.android.apps.mytracks.util.ApiAdapterFactory;
 import com.google.android.apps.mytracks.util.PreferencesUtils;
 import com.google.android.maps.mytracks.R;
 
-import android.annotation.TargetApi;
 import android.content.BroadcastReceiver;
 import android.content.ContentResolver;
 import android.content.Context;
@@ -126,7 +126,6 @@ public class TrackRecordingServiceTest extends ServiceTestCase<TestRecordingServ
     super.shutdownService();
   }
 
-  @TargetApi(9)
   @Override
   protected void setUp() throws Exception {
     super.setUp();
@@ -195,7 +194,7 @@ public class TrackRecordingServiceTest extends ServiceTestCase<TestRecordingServ
     SharedPreferences sharedPreferences = context.getSharedPreferences(
         Constants.SETTINGS_NAME, Context.MODE_PRIVATE);
     // Let's use default values.
-    sharedPreferences.edit().clear().apply();
+    ApiAdapterFactory.getApiAdapter().applyPreferenceChanges(sharedPreferences.edit().clear());
 
     // Disable auto resume by default.
     updateAutoResumePrefs(PreferencesUtils.AUTO_RESUME_TRACK_CURRENT_RETRY_DEFAULT, 0);

MyTracksTest/src/com/google/android/apps/mytracks/services/sensors/PolarMessageParserTest.java

@@ -1,10 +1,7 @@
 package com.google.android.apps.mytracks.services.sensors;
 
 import com.google.android.apps.mytracks.content.Sensor;
-
-import android.annotation.TargetApi;
-
-import java.util.Arrays;
+import com.google.android.apps.mytracks.util.ApiAdapterFactory;
 
 import junit.framework.TestCase;
 
@@ -17,10 +14,9 @@ public class PolarMessageParserTest extends TestCase {
     {(byte) 0xFE, 0x08, (byte) 0xF7, 0x01, (byte) 0xD1, 0x00, 0x11, 0x04, (byte) 0xFE, 0x08,
      (byte) 0xF7, 0x02, (byte) 0xD1, 0x00, 0x11, 0x04};
   private byte[] buf;
-  
-  @TargetApi(9)
+
   public void setUp() {
-    buf = Arrays.copyOf(originalBuf, originalBuf.length);
+    buf = ApiAdapterFactory.getApiAdapter().copyByteArray(originalBuf, 0, originalBuf.length);
   }
 
   public void testIsValid() {

MyTracksTest/src/com/google/android/apps/mytracks/services/sensors/SensorManagerFactoryTest.java

@@ -1,10 +1,10 @@
 package com.google.android.apps.mytracks.services.sensors;
 
 import com.google.android.apps.mytracks.Constants;
+import com.google.android.apps.mytracks.util.ApiAdapterFactory;
 import com.google.android.apps.mytracks.util.PreferencesUtils;
 import com.google.android.maps.mytracks.R;
 
-import android.annotation.TargetApi;
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.test.AndroidTestCase;
@@ -12,7 +12,6 @@ import android.test.suitebuilder.annotation.SmallTest;
 
 public class SensorManagerFactoryTest extends AndroidTestCase {
 
-  @TargetApi(9)
   @Override
   protected void setUp() throws Exception {
     super.setUp();
@@ -20,7 +19,7 @@ public class SensorManagerFactoryTest extends AndroidTestCase {
     SharedPreferences sharedPreferences = getContext().getSharedPreferences(
         Constants.SETTINGS_NAME, Context.MODE_PRIVATE);
     // Let's use default values.
-    sharedPreferences.edit().clear().apply();
+    ApiAdapterFactory.getApiAdapter().applyPreferenceChanges(sharedPreferences.edit().clear());
   }
 
   @SmallTest