Move /webrtc/api/android files to /webrtc/sdk/android

webrtc/sdk/android/api/org/webrtc/Camera1Enumerator.java

 /*
  *  Copyright 2015 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 164 matching lines @@
     android.hardware.Camera.CameraInfo info = getCameraInfo(index);
     if (info == null) {
       return null;
     }
 
     String facing =
         (info.facing == android.hardware.Camera.CameraInfo.CAMERA_FACING_FRONT) ? "front" : "back";
     return "Camera " + index + ", Facing " + facing + ", Orientation " + info.orientation;
   }
 }