am 654314ee: Merge "Camera2: return device list with the only supported device" into klp-dev

            }

            }

            mDeviceIdList = new ArrayList<String>();

            mDeviceIdList = new ArrayList<String>();

            CameraMetadataNative info = new CameraMetadataNative();

            for (int i = 0; i < numCameras; ++i) {

            for (int i = 0; i < numCameras; ++i) {

                // Non-removable cameras use integers starting at 0 for their

                // Non-removable cameras use integers starting at 0 for their

                // identifiers

                // identifiers

                boolean isDeviceSupported = false;

                try {

                    mCameraService.getCameraCharacteristics(i, info);

                    if (!info.isEmpty()) {

                        isDeviceSupported = true;

                    } else {

                        throw new AssertionError("Expected to get non-empty characteristics");

                    }

                } catch(IllegalArgumentException  e) {

                    // Got a BAD_VALUE from service, meaning that this

                    // device is not supported.

                } catch(CameraRuntimeException e) {

                    throw e.asChecked();

                } catch(RemoteException e) {

                    // impossible

                }

                if (isDeviceSupported) {

                    mDeviceIdList.add(String.valueOf(i));

                    mDeviceIdList.add(String.valueOf(i));

                }

                }

            }

        }

        }

        return mDeviceIdList;

        return mDeviceIdList;