Remove redundant @TargetApi, @RequiresApi and @SuppressWarnings

Test: Existing tests
PiperOrigin-RevId: 202589482
Change-Id: I6982e4069d30032bf46caf3c9984dfc0e7196f6f
diff --git a/java/com/android/incallui/CallButtonPresenter.java b/java/com/android/incallui/CallButtonPresenter.java
index 274071a..be80343 100644
--- a/java/com/android/incallui/CallButtonPresenter.java
+++ b/java/com/android/incallui/CallButtonPresenter.java
@@ -16,9 +16,7 @@
 
 package com.android.incallui;
 
-import android.annotation.TargetApi;
 import android.content.Context;
-import android.os.Build.VERSION_CODES;
 import android.os.Bundle;
 import android.os.Trace;
 import android.support.v4.app.Fragment;
@@ -445,8 +443,7 @@
    *
    * @param call The active call.
    */
-  @TargetApi(VERSION_CODES.N)
-  @SuppressWarnings(value = {"MissingPermission", "AndroidApiChecker"}) // Java 8 APIs.
+  @SuppressWarnings(value = {"MissingPermission"})
   private void updateButtonsState(DialerCall call) {
     LogUtil.v("CallButtonPresenter.updateButtonsState", "");
     final boolean isVideo = call.isVideoCall();
diff --git a/java/com/android/incallui/CallerInfo.java b/java/com/android/incallui/CallerInfo.java
index 817535f..3ab3a77 100644
--- a/java/com/android/incallui/CallerInfo.java
+++ b/java/com/android/incallui/CallerInfo.java
@@ -21,14 +21,12 @@
 import android.graphics.Bitmap;
 import android.graphics.drawable.Drawable;
 import android.net.Uri;
-import android.os.Build.VERSION_CODES;
 import android.provider.ContactsContract;
 import android.provider.ContactsContract.CommonDataKinds.Phone;
 import android.provider.ContactsContract.Contacts;
 import android.provider.ContactsContract.Data;
 import android.provider.ContactsContract.PhoneLookup;
 import android.provider.ContactsContract.RawContacts;
-import android.support.annotation.RequiresApi;
 import android.telephony.PhoneNumberUtils;
 import android.text.TextUtils;
 import com.android.contacts.common.ContactsUtils;
@@ -46,7 +44,6 @@
 
   private static final String TAG = "CallerInfo";
 
-  @RequiresApi(VERSION_CODES.N)
   private static final String[] DEFAULT_PHONELOOKUP_PROJECTION =
       new String[] {
         PhoneLookup.CONTACT_ID,
diff --git a/java/com/android/incallui/CallerInfoAsyncQuery.java b/java/com/android/incallui/CallerInfoAsyncQuery.java
index 0ac252a..35011cb 100644
--- a/java/com/android/incallui/CallerInfoAsyncQuery.java
+++ b/java/com/android/incallui/CallerInfoAsyncQuery.java
@@ -17,14 +17,12 @@
 package com.android.incallui;
 
 import android.Manifest;
-import android.annotation.TargetApi;
 import android.content.AsyncQueryHandler;
 import android.content.ContentResolver;
 import android.content.Context;
 import android.database.Cursor;
 import android.database.SQLException;
 import android.net.Uri;
-import android.os.Build.VERSION_CODES;
 import android.os.Handler;
 import android.os.Looper;
 import android.os.Message;
@@ -51,7 +49,6 @@
  *
  * @see CallerInfo
  */
-@TargetApi(VERSION_CODES.N)
 public class CallerInfoAsyncQuery {
 
   /** Interface for a CallerInfoAsyncQueryHandler result return. */
diff --git a/java/com/android/incallui/answer/impl/hint/PawImageLoaderImpl.java b/java/com/android/incallui/answer/impl/hint/PawImageLoaderImpl.java
index aef5687..6e91307 100644
--- a/java/com/android/incallui/answer/impl/hint/PawImageLoaderImpl.java
+++ b/java/com/android/incallui/answer/impl/hint/PawImageLoaderImpl.java
@@ -16,11 +16,9 @@
 
 package com.android.incallui.answer.impl.hint;
 
-import android.annotation.TargetApi;
 import android.content.Context;
 import android.content.SharedPreferences;
 import android.graphics.drawable.Drawable;
-import android.os.Build.VERSION_CODES;
 import android.support.annotation.NonNull;
 import android.support.annotation.Nullable;
 import com.android.dialer.common.Assert;
@@ -29,7 +27,6 @@
 import com.android.incallui.answer.impl.hint.PawSecretCodeListener.PawType;
 
 /** Decrypt the event payload to be shown if in a specific time range and the key is received. */
-@TargetApi(VERSION_CODES.N)
 public final class PawImageLoaderImpl implements PawImageLoader {
 
   @Override
diff --git a/java/com/android/incallui/call/DialerCall.java b/java/com/android/incallui/call/DialerCall.java
index 94724e6..1f4e49a 100644
--- a/java/com/android/incallui/call/DialerCall.java
+++ b/java/com/android/incallui/call/DialerCall.java
@@ -1022,7 +1022,7 @@
    * the same time that is logged as the start time in the Call Log (see {@link
    * android.provider.CallLog.Calls#DATE}).
    */
-  @TargetApi(26)
+  @TargetApi(VERSION_CODES.O)
   public long getCreationTimeMillis() {
     return telecomCall.getDetails().getCreationTimeMillis();
   }
diff --git a/java/com/android/incallui/legacyblocking/DeleteBlockedCallTask.java b/java/com/android/incallui/legacyblocking/DeleteBlockedCallTask.java
index f9fe6a6..309e994 100644
--- a/java/com/android/incallui/legacyblocking/DeleteBlockedCallTask.java
+++ b/java/com/android/incallui/legacyblocking/DeleteBlockedCallTask.java
@@ -17,12 +17,10 @@
 package com.android.incallui.legacyblocking;
 
 import android.Manifest.permission;
-import android.annotation.TargetApi;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.database.Cursor;
 import android.os.AsyncTask;
-import android.os.Build.VERSION_CODES;
 import android.provider.CallLog;
 import android.support.v4.content.ContextCompat;
 import com.android.dialer.common.LogUtil;
@@ -34,7 +32,6 @@
  * versions of the OS, call blocking is implemented in the system and there's no need to mess with
  * the call log.
  */
-@TargetApi(VERSION_CODES.N)
 public class DeleteBlockedCallTask extends AsyncTask<Void, Void, Long> {
 
   public static final String IDENTIFIER = "DeleteBlockedCallTask";
diff --git a/java/com/android/incallui/spam/SpamCallListListener.java b/java/com/android/incallui/spam/SpamCallListListener.java
index 3b2f1c5..7fd41f9 100644
--- a/java/com/android/incallui/spam/SpamCallListListener.java
+++ b/java/com/android/incallui/spam/SpamCallListListener.java
@@ -16,7 +16,6 @@
 
 package com.android.incallui.spam;
 
-import android.annotation.TargetApi;
 import android.app.Notification;
 import android.app.Notification.Builder;
 import android.app.PendingIntent;
@@ -25,7 +24,6 @@
 import android.database.Cursor;
 import android.database.sqlite.SQLiteException;
 import android.graphics.drawable.Icon;
-import android.os.Build.VERSION_CODES;
 import android.provider.CallLog;
 import android.provider.CallLog.Calls;
 import android.support.annotation.NonNull;
@@ -88,7 +86,6 @@
   }
 
   /** Checks if the number is in the call history. */
-  @TargetApi(VERSION_CODES.N)
   private static final class NumberInCallHistoryWorker implements Worker<Void, Integer> {
 
     private final Context appContext;