fix(android): migrate support libraries to androidx

This fixes compilation with RN 0.60

Fixes gh-280

Author: timmywil

android/build.gradle

@@ -40,5 +40,6 @@ repositories {
 
 dependencies {
     compileOnly 'com.facebook.react:react-native:+'
-    implementation "com.android.support:support-media-compat:${safeExtGet('supportLibVersion', '26.+')}"
+    implementation 'androidx.core:core:1.0.2'
+    implementation 'androidx.media:media:1.0.1'
 }

android/src/main/java/com/tanguyantoine/react/MusicControlEventEmitter.java

@@ -2,11 +2,10 @@
 
 import android.content.Intent;
 import android.os.Build;
-import android.support.v4.content.ContextCompat;
+import androidx.core.content.ContextCompat;
 
 import com.facebook.react.bridge.Arguments;
 import com.facebook.react.bridge.ReactApplicationContext;
-import com.facebook.react.bridge.ReactContext;
 import com.facebook.react.bridge.WritableMap;
 import com.facebook.react.modules.core.DeviceEventManagerModule;
 

android/src/main/java/com/tanguyantoine/react/MusicControlModule.java

@@ -14,13 +14,13 @@
 import android.media.AudioManager;
 import android.os.SystemClock;
 import android.os.Build;
-import android.support.annotation.RequiresApi;
+import androidx.annotation.RequiresApi;
 import android.support.v4.media.MediaMetadataCompat;
 import android.support.v4.media.RatingCompat;
 import android.support.v4.media.session.MediaSessionCompat;
 import android.support.v4.media.session.PlaybackStateCompat;
-import android.support.v4.app.NotificationCompat;
-import android.support.v4.media.app.NotificationCompat.MediaStyle;
+import androidx.core.app.NotificationCompat;
+import androidx.media.app.NotificationCompat.MediaStyle;
 import android.util.Log;
 import com.facebook.react.bridge.ReactApplicationContext;
 import com.facebook.react.bridge.ReactContextBaseJavaModule;

android/src/main/java/com/tanguyantoine/react/MusicControlNotification.java

@@ -10,16 +10,16 @@
 import android.content.res.Resources;
 import android.os.Build;
 import android.os.IBinder;
-import android.support.v4.app.NotificationManagerCompat;
+import androidx.core.app.NotificationCompat;
+import androidx.core.app.NotificationManagerCompat;
 import android.support.v4.media.session.PlaybackStateCompat;
-import android.support.v4.app.NotificationCompat;
 import android.view.KeyEvent;
 import com.facebook.react.bridge.ReactApplicationContext;
 import com.facebook.react.bridge.ReadableMap;
 
 import java.util.Map;
 
-import static android.support.v4.app.NotificationCompat.PRIORITY_MIN;
+import static androidx.core.app.NotificationCompat.PRIORITY_MIN;
 import static com.tanguyantoine.react.MusicControlModule.CHANNEL_ID;
 import static com.tanguyantoine.react.MusicControlModule.NOTIFICATION_ID;
 

android/src/main/java/com/tanguyantoine/react/MusicControlVolumeListener.java

@@ -1,6 +1,6 @@
 package com.tanguyantoine.react;
 
-import android.support.v4.media.VolumeProviderCompat;
+import androidx.media.VolumeProviderCompat;
 import com.facebook.react.bridge.ReactApplicationContext;
 
 public class MusicControlVolumeListener extends VolumeProviderCompat {