AndroidVideoCapturer getSupportedFormats(): Change interface from JSON string to List/vector

webrtc/api/java/android/org/webrtc/VideoCapturerAndroid.java

Index: webrtc/api/java/android/org/webrtc/VideoCapturerAndroid.java
diff --git a/webrtc/api/java/android/org/webrtc/VideoCapturerAndroid.java b/webrtc/api/java/android/org/webrtc/VideoCapturerAndroid.java
index 0ae03cab8eb1ebea68fd5c2cbc6823efefcca187..feff652c46b210c5f8c06653045abe73018edfd5 100644
--- a/webrtc/api/java/android/org/webrtc/VideoCapturerAndroid.java
+++ b/webrtc/api/java/android/org/webrtc/VideoCapturerAndroid.java
@@ -17,7 +17,6 @@ import android.os.SystemClock;
 import android.view.Surface;
 import android.view.WindowManager;
 
-import org.json.JSONException;
 import org.webrtc.CameraEnumerationAndroid.CaptureFormat;
 import org.webrtc.Logging;
 
@@ -284,6 +283,7 @@ public class VideoCapturerAndroid implements
     }
   }
 
+  @Override
   public List<CaptureFormat> getSupportedFormats() {
     return CameraEnumerationAndroid.getSupportedFormats(getCurrentCameraId());
   }
@@ -294,11 +294,6 @@ public class VideoCapturerAndroid implements
   }
 
   @Override
-  public String getSupportedFormatsAsJson() throws JSONException {
-    return CameraEnumerationAndroid.getSupportedFormatsAsJson(getCurrentCameraId());
-  }
-
-  @Override
   public SurfaceTextureHelper getSurfaceTextureHelper() {
     return surfaceHelper;
   }