Migrate libcamera2ndk to ndk_library.

Test: make checkbuild tests
Bug: http://b/30465923
Change-Id: Iab800fd20beeef64250abc7d1c966d12fa8bfbb5
diff --git a/camera/ndk/libcamera2ndk.map.txt b/camera/ndk/libcamera2ndk.map.txt
new file mode 100644
index 0000000..41bb22b
--- /dev/null
+++ b/camera/ndk/libcamera2ndk.map.txt
@@ -0,0 +1,46 @@
+LIBCAMERA2NDK {
+  global:
+    ACameraCaptureSession_abortCaptures;
+    ACameraCaptureSession_capture;
+    ACameraCaptureSession_close;
+    ACameraCaptureSession_getDevice;
+    ACameraCaptureSession_setRepeatingRequest;
+    ACameraCaptureSession_stopRepeating;
+    ACameraDevice_close;
+    ACameraDevice_createCaptureRequest;
+    ACameraDevice_createCaptureSession;
+    ACameraDevice_getId;
+    ACameraManager_create;
+    ACameraManager_delete;
+    ACameraManager_deleteCameraIdList;
+    ACameraManager_getCameraCharacteristics;
+    ACameraManager_getCameraIdList;
+    ACameraManager_openCamera;
+    ACameraManager_registerAvailabilityCallback;
+    ACameraManager_unregisterAvailabilityCallback;
+    ACameraMetadata_copy;
+    ACameraMetadata_free;
+    ACameraMetadata_getAllTags;
+    ACameraMetadata_getConstEntry;
+    ACameraOutputTarget_create;
+    ACameraOutputTarget_free;
+    ACaptureRequest_addTarget;
+    ACaptureRequest_free;
+    ACaptureRequest_getAllTags;
+    ACaptureRequest_getConstEntry;
+    ACaptureRequest_removeTarget;
+    ACaptureRequest_setEntry_double;
+    ACaptureRequest_setEntry_float;
+    ACaptureRequest_setEntry_i32;
+    ACaptureRequest_setEntry_i64;
+    ACaptureRequest_setEntry_rational;
+    ACaptureRequest_setEntry_u8;
+    ACaptureSessionOutputContainer_add;
+    ACaptureSessionOutputContainer_create;
+    ACaptureSessionOutputContainer_free;
+    ACaptureSessionOutputContainer_remove;
+    ACaptureSessionOutput_create;
+    ACaptureSessionOutput_free;
+  local:
+    *;
+};