Generate build files
diff --git a/binding.gyp b/binding.gyp
index 6c717f2..75d730b 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -517,9 +517,6 @@
         'src/core/lib/support/log_windows.c',
         'src/core/lib/support/mpscq.c',
         'src/core/lib/support/murmur_hash.c',
-        'src/core/lib/support/percent_encoding.c',
-        'src/core/lib/support/slice.c',
-        'src/core/lib/support/slice_buffer.c',
         'src/core/lib/support/stack_lockfree.c',
         'src/core/lib/support/string.c',
         'src/core/lib/support/string_posix.c',
@@ -632,6 +629,10 @@
         'src/core/lib/json/json_reader.c',
         'src/core/lib/json/json_string.c',
         'src/core/lib/json/json_writer.c',
+        'src/core/lib/slice/percent_encoding.c',
+        'src/core/lib/slice/slice.c',
+        'src/core/lib/slice/slice_buffer.c',
+        'src/core/lib/slice/slice_string_helpers.c',
         'src/core/lib/surface/alarm.c',
         'src/core/lib/surface/api_trace.c',
         'src/core/lib/surface/byte_buffer.c',