Enable running within robolectric

Summary: Add some dependencies to enable running the native version of csslayout within robolectric internally.

Reviewed By: lucasr

Differential Revision: D3960840

fbshipit-source-id: 08a45f7299b04f70f643b0c9b95da13f90690dd8

lib/fb/BUCK

@@ -35,8 +35,8 @@ cxx_library(
     '-Wno-unused-parameter',
     '-std=c++11',
   ],
-  deps = [
+  deps = JNI_DEPS + [
     ':ndklog',
   ],
-  visibility = [CSSLAYOUT_ROOT],
+  visibility = ['PUBLIC'],
 )