Removes context from UriMediaItem

This was removed upstream, and so this is currently blocking importing
new AndroidX prebuilts to platform.

Bug: b/127299117
Test: m -j
Change-Id: I02da1ca1fbafae8505d4b0702308daaedd04bd6c
diff --git a/java/com/android/pump/activity/AudioPlayerActivity.java b/java/com/android/pump/activity/AudioPlayerActivity.java
index fe1fd5f..dc36bc2 100644
--- a/java/com/android/pump/activity/AudioPlayerActivity.java
+++ b/java/com/android/pump/activity/AudioPlayerActivity.java
@@ -137,7 +137,7 @@
             finish();
             return;
         }
-        UriMediaItem mediaItem = new UriMediaItem.Builder(this, uri).build();
+        UriMediaItem mediaItem = new UriMediaItem.Builder(uri).build();
         mVideoView.setMediaItem(mediaItem);
     }
 }
diff --git a/java/com/android/pump/activity/VideoPlayerActivity.java b/java/com/android/pump/activity/VideoPlayerActivity.java
index 5ba7ce8..b2c1d08 100644
--- a/java/com/android/pump/activity/VideoPlayerActivity.java
+++ b/java/com/android/pump/activity/VideoPlayerActivity.java
@@ -115,7 +115,7 @@
             finish();
             return;
         }
-        UriMediaItem mediaItem = new UriMediaItem.Builder(this, uri).build();
+        UriMediaItem mediaItem = new UriMediaItem.Builder(uri).build();
         mVideoView.setMediaItem(mediaItem);
     }