Cleanup: Remove unnecessary self-refs in Util

PiperOrigin-RevId: 455121899
(cherry picked from commit 545cd1eb)

library/common/src/main/java/com/google/android/exoplayer2/util/Util.java

@@ -196,7 +196,7 @@ public final class Util {
    */
   @Nullable
   public static ComponentName startForegroundService(Context context, Intent intent) {
-    if (Util.SDK_INT >= 26) {
+    if (SDK_INT >= 26) {
       return context.startForegroundService(intent);
     } else {
       return context.startService(intent);
@@ -212,7 +212,7 @@ public final class Util {
    * @return Whether a permission request was made.
    */
   public static boolean maybeRequestReadExternalStoragePermission(Activity activity, Uri... uris) {
-    if (Util.SDK_INT < 23) {
+    if (SDK_INT < 23) {
       return false;
     }
     for (Uri uri : uris) {
@@ -235,7 +235,7 @@ public final class Util {
    */
   public static boolean maybeRequestReadExternalStoragePermission(
       Activity activity, MediaItem... mediaItems) {
-    if (Util.SDK_INT < 23) {
+    if (SDK_INT < 23) {
       return false;
     }
     for (MediaItem mediaItem : mediaItems) {
@@ -257,7 +257,7 @@ public final class Util {
   }
 
   private static boolean maybeRequestReadExternalStoragePermission(Activity activity, Uri uri) {
-    return Util.SDK_INT >= 23 && (isLocalFileUri(uri) || isMediaStoreExternalContentUri(uri))
+    return SDK_INT >= 23 && (isLocalFileUri(uri) || isMediaStoreExternalContentUri(uri))
         ? requestExternalStoragePermission(activity)
         : false;
   }
@@ -283,7 +283,7 @@ public final class Util {
    * @return Whether it may be possible to load the URIs of the given media items.
    */
   public static boolean checkCleartextTrafficPermitted(MediaItem... mediaItems) {
-    if (Util.SDK_INT < 24) {
+    if (SDK_INT < 24) {
       // We assume cleartext traffic is permitted.
       return true;
     }
@@ -644,7 +644,7 @@ public final class Util {
       normalizedTag = language;
     }
     normalizedTag = Ascii.toLowerCase(normalizedTag);
-    String mainLanguage = Util.splitAtFirst(normalizedTag, "-")[0];
+    String mainLanguage = splitAtFirst(normalizedTag, "-")[0];
     if (languageTagReplacementMap == null) {
       languageTagReplacementMap = createIsoLanguageReplacementMap();
     }
@@ -1655,9 +1655,9 @@ public final class Util {
       case 7:
         return AudioFormat.CHANNEL_OUT_5POINT1 | AudioFormat.CHANNEL_OUT_BACK_CENTER;
       case 8:
-        if (Util.SDK_INT >= 23) {
+        if (SDK_INT >= 23) {
           return AudioFormat.CHANNEL_OUT_7POINT1_SURROUND;
-        } else if (Util.SDK_INT >= 21) {
+        } else if (SDK_INT >= 21) {
           // Equal to AudioFormat.CHANNEL_OUT_7POINT1_SURROUND, which is hidden before Android M.
           return AudioFormat.CHANNEL_OUT_5POINT1
               | AudioFormat.CHANNEL_OUT_SIDE_LEFT
@@ -1940,7 +1940,7 @@ public final class Util {
   public static @ContentType int inferContentTypeForUriAndMimeType(
       Uri uri, @Nullable String mimeType) {
     if (mimeType == null) {
-      return Util.inferContentType(uri);
+      return inferContentType(uri);
     }
     switch (mimeType) {
       case MimeTypes.APPLICATION_MPD:
@@ -2264,7 +2264,7 @@ public final class Util {
 
   /** Returns the default {@link Locale.Category#DISPLAY DISPLAY} {@link Locale}. */
   public static Locale getDefaultDisplayLocale() {
-    return Util.SDK_INT >= 24 ? Locale.getDefault(Locale.Category.DISPLAY) : Locale.getDefault();
+    return SDK_INT >= 24 ? Locale.getDefault(Locale.Category.DISPLAY) : Locale.getDefault();
   }
 
   /**
@@ -2336,7 +2336,7 @@ public final class Util {
    * @return Whether the app is running on an automotive device.
    */
   public static boolean isAutomotive(Context context) {
-    return Util.SDK_INT >= 23
+    return SDK_INT >= 23
         && context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_AUTOMOTIVE);
   }
 
@@ -2354,7 +2354,7 @@ public final class Util {
    */
   public static Point getCurrentDisplayModeSize(Context context) {
     @Nullable Display defaultDisplay = null;
-    if (Util.SDK_INT >= 17) {
+    if (SDK_INT >= 17) {
       @Nullable
       DisplayManager displayManager =
           (DisplayManager) context.getSystemService(Context.DISPLAY_SERVICE);
@@ -2402,7 +2402,7 @@ public final class Util {
       // vendor.display-size instead.
       @Nullable
       String displaySize =
-          Util.SDK_INT < 28
+          SDK_INT < 28
               ? getSystemProperty("sys.display-size")
               : getSystemProperty("vendor.display-size");
       // If we managed to read the display size, attempt to parse it.
@@ -2423,17 +2423,17 @@ public final class Util {
       }
 
       // Sony Android TVs advertise support for 4k output via a system feature.
-      if ("Sony".equals(Util.MANUFACTURER)
-          && Util.MODEL.startsWith("BRAVIA")
+      if ("Sony".equals(MANUFACTURER)
+          && MODEL.startsWith("BRAVIA")
           && context.getPackageManager().hasSystemFeature("com.sony.dtv.hardware.panel.qfhd")) {
         return new Point(3840, 2160);
       }
     }
 
     Point displaySize = new Point();
-    if (Util.SDK_INT >= 23) {
+    if (SDK_INT >= 23) {
       getDisplaySizeV23(display, displaySize);
-    } else if (Util.SDK_INT >= 17) {
+    } else if (SDK_INT >= 17) {
       getDisplaySizeV17(display, displaySize);
     } else {
       getDisplaySizeV16(display, displaySize);
@@ -2651,7 +2651,7 @@ public final class Util {
 
   @RequiresApi(24)
   private static String[] getSystemLocalesV24(Configuration config) {
-    return Util.split(config.getLocales().toLanguageTags(), ",");
+    return split(config.getLocales().toLanguageTags(), ",");
   }
 
   @RequiresApi(21)