Remove legacy Camera2Enumerator.isSupported method.

webrtc/api/android/java/src/org/webrtc/Camera2Enumerator.java

Index: webrtc/api/android/java/src/org/webrtc/Camera2Enumerator.java
diff --git a/webrtc/api/android/java/src/org/webrtc/Camera2Enumerator.java b/webrtc/api/android/java/src/org/webrtc/Camera2Enumerator.java
index 8171377bd133d12829b02c7e3759142c96abc44e..fa5c55df8aa3dacae5689c1f685b8b90269cc102 100644
--- a/webrtc/api/android/java/src/org/webrtc/Camera2Enumerator.java
+++ b/webrtc/api/android/java/src/org/webrtc/Camera2Enumerator.java
@@ -103,16 +103,6 @@ public class Camera2Enumerator implements CameraEnumerator {
   }
 
   /**
-   * Checks if Android version is new enough to support camera2.
-   *
-   * This method will be removed soon. Use isSupported(Context).
-   */
-  @Deprecated
-  public static boolean isSupported() {
-    return Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP;
-  }
-
-  /**
    * Checks if API is supported and all cameras have better than legacy support.
    */
   public static boolean isSupported(Context context) {