Add @Deprecated to MediaSourceFactory deprecated overrides

This is needed to ensure the deprecation warning appears on usages in
Android Studio and in javadoc.

#minor-release

PiperOrigin-RevId: 408319182

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/source/DefaultMediaSourceFactory.java

@@ -296,6 +296,7 @@ public final class DefaultMediaSourceFactory implements MediaSourceFactory {
     return this;
   }
 
+  @Deprecated
   @Override
   public DefaultMediaSourceFactory setDrmHttpDataSourceFactory(
       @Nullable HttpDataSource.Factory drmHttpDataSourceFactory) {
@@ -303,12 +304,14 @@ public final class DefaultMediaSourceFactory implements MediaSourceFactory {
     return this;
   }
 
+  @Deprecated
   @Override
   public DefaultMediaSourceFactory setDrmUserAgent(@Nullable String userAgent) {
     delegateFactoryLoader.setDrmUserAgent(userAgent);
     return this;
   }
 
+  @Deprecated
   @Override
   public DefaultMediaSourceFactory setDrmSessionManager(
       @Nullable DrmSessionManager drmSessionManager) {

libraries/exoplayer/src/main/java/androidx/media3/exoplayer/source/ProgressiveMediaSource.java

@@ -177,6 +177,8 @@ public final class ProgressiveMediaSource extends BaseMediaSource
       return this;
     }
 
+    @Deprecated
+    @Override
     public Factory setDrmSessionManager(@Nullable DrmSessionManager drmSessionManager) {
       if (drmSessionManager == null) {
         setDrmSessionManagerProvider(null);
@@ -186,6 +188,7 @@ public final class ProgressiveMediaSource extends BaseMediaSource
       return this;
     }
 
+    @Deprecated
     @Override
     public Factory setDrmHttpDataSourceFactory(
         @Nullable HttpDataSource.Factory drmHttpDataSourceFactory) {
@@ -196,6 +199,7 @@ public final class ProgressiveMediaSource extends BaseMediaSource
       return this;
     }
 
+    @Deprecated
     @Override
     public Factory setDrmUserAgent(@Nullable String userAgent) {
       if (!usingCustomDrmSessionManagerProvider) {

libraries/exoplayer_dash/src/main/java/androidx/media3/exoplayer/dash/DashMediaSource.java

@@ -180,6 +180,7 @@ public final class DashMediaSource extends BaseMediaSource {
       return this;
     }
 
+    @Deprecated
     @Override
     public Factory setDrmSessionManager(@Nullable DrmSessionManager drmSessionManager) {
       if (drmSessionManager == null) {
@@ -190,6 +191,7 @@ public final class DashMediaSource extends BaseMediaSource {
       return this;
     }
 
+    @Deprecated
     @Override
     public Factory setDrmHttpDataSourceFactory(
         @Nullable HttpDataSource.Factory drmHttpDataSourceFactory) {
@@ -200,6 +202,7 @@ public final class DashMediaSource extends BaseMediaSource {
       return this;
     }
 
+    @Deprecated
     @Override
     public Factory setDrmUserAgent(@Nullable String userAgent) {
       if (!usingCustomDrmSessionManagerProvider) {

libraries/exoplayer_hls/src/main/java/androidx/media3/exoplayer/hls/HlsMediaSource.java

@@ -299,6 +299,7 @@ public final class HlsMediaSource extends BaseMediaSource
       return this;
     }
 
+    @Deprecated
     @Override
     public Factory setDrmSessionManager(@Nullable DrmSessionManager drmSessionManager) {
       if (drmSessionManager == null) {
@@ -309,6 +310,7 @@ public final class HlsMediaSource extends BaseMediaSource
       return this;
     }
 
+    @Deprecated
     @Override
     public Factory setDrmHttpDataSourceFactory(
         @Nullable HttpDataSource.Factory drmHttpDataSourceFactory) {
@@ -319,6 +321,7 @@ public final class HlsMediaSource extends BaseMediaSource
       return this;
     }
 
+    @Deprecated
     @Override
     public Factory setDrmUserAgent(@Nullable String userAgent) {
       if (!usingCustomDrmSessionManagerProvider) {

libraries/exoplayer_ima/src/main/java/androidx/media3/exoplayer/ima/ImaServerSideDaiMediaSourceFactory.java

@@ -323,17 +323,20 @@ public final class ImaServerSideDaiMediaSourceFactory implements MediaSourceFact
     return this;
   }
 
+  @Deprecated
   @Override
   public MediaSourceFactory setDrmSessionManager(@Nullable DrmSessionManager drmSessionManager) {
     return this;
   }
 
+  @Deprecated
   @Override
   public MediaSourceFactory setDrmHttpDataSourceFactory(
       @Nullable HttpDataSource.Factory drmHttpDataSourceFactory) {
     return this;
   }
 
+  @Deprecated
   @Override
   public MediaSourceFactory setDrmUserAgent(@Nullable String userAgent) {
     return this;

libraries/exoplayer_smoothstreaming/src/main/java/androidx/media3/exoplayer/smoothstreaming/SsMediaSource.java

@@ -207,6 +207,7 @@ public final class SsMediaSource extends BaseMediaSource
       return this;
     }
 
+    @Deprecated
     @Override
     public Factory setDrmSessionManager(@Nullable DrmSessionManager drmSessionManager) {
       if (drmSessionManager == null) {
@@ -217,6 +218,7 @@ public final class SsMediaSource extends BaseMediaSource
       return this;
     }
 
+    @Deprecated
     @Override
     public Factory setDrmHttpDataSourceFactory(
         @Nullable HttpDataSource.Factory drmHttpDataSourceFactory) {
@@ -227,6 +229,7 @@ public final class SsMediaSource extends BaseMediaSource
       return this;
     }
 
+    @Deprecated
     @Override
     public Factory setDrmUserAgent(@Nullable String userAgent) {
       if (!usingCustomDrmSessionManagerProvider) {