Add support for media recorders in Camera1Capturer.

webrtc/sdk/android/api/org/webrtc/Camera1Capturer.java

 /*
  *  Copyright 2016 The WebRTC project authors. All Rights Reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS.  All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 10 matching lines @@
     super(cameraName, eventsHandler, new Camera1Enumerator(captureToTexture));
 
     this.captureToTexture = captureToTexture;
   }
 
   @Override
   protected void createCameraSession(CameraSession.CreateSessionCallback createSessionCallback,
       CameraSession.Events events, Context applicationContext,
       SurfaceTextureHelper surfaceTextureHelper, MediaRecorder mediaRecorder, String cameraName,
       int width, int height, int framerate) {
-    if (mediaRecorder != null) {
-      throw new RuntimeException("MediaRecoder is not supported for camera 1.");
-    }
-    Camera1Session.create(createSessionCallback, events, captureToTexture, applicationContext,
-        surfaceTextureHelper, Camera1Enumerator.getCameraIndex(cameraName), width, height,
-        framerate);
+    Camera1Session.create(createSessionCallback, events,
+        captureToTexture || (mediaRecorder != null), applicationContext, surfaceTextureHelper,
+        mediaRecorder, Camera1Enumerator.getCameraIndex(cameraName), width, height, framerate);
   }
 }