Remove outdated SDK references

This PR removes references to outdated API in Javadoc/comments, following the min SDK bump to 23.

Author: MGaetan89

libraries/common/src/main/java/androidx/media3/common/util/Util.java

@@ -3719,7 +3719,7 @@ public static long sum(long... summands) {
    * Returns a {@link Drawable} for the given resource or throws a {@link
    * Resources.NotFoundException} if not found.
    *
-   * @param context The context to get the theme from starting with API 21.
+   * @param context The context to get the theme from.
    * @param resources The resources to load the drawable from.
    * @param drawableRes The drawable resource int.
    * @return The loaded {@link Drawable}.

libraries/datasource/src/androidTest/java/androidx/media3/datasource/MediaDataSourceAdapterContractTest.java

@@ -23,15 +23,13 @@
 import androidx.media3.test.utils.DataSourceContractTest;
 import androidx.media3.test.utils.TestUtil;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
-import androidx.test.filters.SdkSuppress;
 import com.google.common.collect.ImmutableList;
 import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
 /** {@link DataSource} contract tests for {@link MediaDataSourceAdapter}. */
 @RunWith(AndroidJUnit4.class)
-@SdkSuppress(minSdkVersion = 23)
 public class MediaDataSourceAdapterContractTest extends DataSourceContractTest {
 
   private static final byte[] DATA = TestUtil.buildTestData(20);

libraries/exoplayer/src/androidTest/java/androidx/media3/exoplayer/ClippedPlaybackTest.java

@@ -36,7 +36,6 @@
 import androidx.media3.exoplayer.source.DefaultMediaSourceFactory;
 import androidx.media3.exoplayer.text.TextOutput;
 import androidx.media3.exoplayer.text.TextRenderer;
-import androidx.test.filters.SdkSuppress;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.Iterables;
 import java.util.ArrayList;
@@ -109,8 +108,6 @@ public void subtitlesRespectClipping_singlePeriod() throws Exception {
   }
 
   @Test
-  // TODO: b/399815346 - This test is flaky on API 21 even when parsing subtitles during extraction.
-  @SdkSuppress(minSdkVersion = 22)
   public void subtitlesRespectClipping_multiplePeriods() throws Exception {
     // Parsing subtitles during rendering is flaky (see comment above), so restrict that
     // configuration to a single API level to reduce the chance of seeing a flaky failure.

libraries/exoplayer/src/androidTest/java/androidx/media3/exoplayer/ExoPlayerBinderStressTest.java

@@ -27,7 +27,6 @@
 import androidx.media3.test.utils.TestUtil;
 import androidx.test.core.app.ApplicationProvider;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
-import androidx.test.filters.SdkSuppress;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
@@ -36,7 +35,6 @@
  * verifying that no binder calls happen on the ExoPlayer main thread.
  */
 @RunWith(AndroidJUnit4.class)
-@SdkSuppress(minSdkVersion = 23)
 public class ExoPlayerBinderStressTest {
 
   @Test

libraries/exoplayer/src/androidTest/java/androidx/media3/exoplayer/MediaExtractorCompatTest.java

@@ -1140,7 +1140,6 @@ public void getPsshInfo_withMediaHavingPsshData_returnsCorrectPsshMap() throws I
   }
 
   @Test
-  @SdkSuppress(minSdkVersion = 23)
   public void getTrackFormat_withProfileAndLevelInCodecString_returnsExpectedProfileAndLevel()
       throws IOException {
     fakeExtractor.addReadAction(

libraries/exoplayer/src/androidTest/java/androidx/media3/exoplayer/MediaExtractorContractTest.java

@@ -155,7 +155,6 @@ public void setDataSource_withFileDescriptorOffsetAndLength_returnsCorrectTrackC
   }
 
   @Test
-  @SdkSuppress(minSdkVersion = 23)
   public void setDataSource_withMediaDataSource_returnsCorrectTrackCount() throws IOException {
     byte[] fileData = TestUtil.getByteArray(context, /* fileName= */ "media/mp4/sample.mp4");
     MediaDataSource mediaDataSource =

libraries/exoplayer/src/androidTest/java/androidx/media3/exoplayer/source/preload/DefaultPreloadManagerBinderStressTest.java

@@ -30,7 +30,6 @@
 import androidx.media3.test.utils.TestUtil;
 import androidx.test.core.app.ApplicationProvider;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
-import androidx.test.filters.SdkSuppress;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
@@ -40,7 +39,6 @@
  * main thread.
  */
 @RunWith(AndroidJUnit4.class)
-@SdkSuppress(minSdkVersion = 23)
 public class DefaultPreloadManagerBinderStressTest {
 
   @Test

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/ExoPlayer.java

@@ -1453,8 +1453,7 @@ void setMediaSources(
   /**
    * Sets the ID of the audio session to attach to the underlying {@link android.media.AudioTrack}.
    *
-   * <p>The audio session ID can be generated using {@link Util#generateAudioSessionIdV21(Context)}
-   * for API 21+.
+   * <p>The audio session ID can be generated using {@link Util#generateAudioSessionIdV21(Context)}.
    *
    * @param audioSessionId The audio session ID, or {@link C#AUDIO_SESSION_ID_UNSET} if it should be
    *     generated by the framework.

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/audio/AudioCapabilities.java

@@ -462,7 +462,7 @@ private static boolean isBluetoothConnected(
    * AudioDeviceInfo#getType()}.
    *
    * <p>The types {@link AudioDeviceInfo#TYPE_BLUETOOTH_A2DP} and {@link
-   * AudioDeviceInfo#TYPE_BLUETOOTH_SCO} are included from API 23. And the types {@link
+   * AudioDeviceInfo#TYPE_BLUETOOTH_SCO} are included by default. And the types {@link
    * AudioDeviceInfo#TYPE_BLE_HEADSET} and {@link AudioDeviceInfo#TYPE_BLE_SPEAKER} are added from
    * API 31. And the type {@link AudioDeviceInfo#TYPE_BLE_BROADCAST} is added from API 33.
    */

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/video/MediaCodecVideoRenderer.java

@@ -1547,8 +1547,6 @@ protected DecoderReuseEvaluation onInputFormatChanged(FormatHolder formatHolder)
   /**
    * Called immediately before an input buffer is queued into the codec.
    *
-   * <p>In tunneling mode for pre Marshmallow, the buffer is treated as if immediately output.
-   *
    * @param buffer The buffer to be queued.
    * @throws ExoPlaybackException Thrown if an error occurs handling the input buffer.
    */