1 files changed, 2 insertions, 0 deletions

diff --git a/cc/cc.gyp b/cc/cc.gyp
index d2f878a..83267cf 100644
--- a/cc/cc.gyp
+++ b/cc/cc.gyp
@@ -124,6 +124,8 @@
       'picture_layer_tiling_set.h',
       'picture_pile.cc',
       'picture_pile.h',
+      'picture_pile_impl.cc',
+      'picture_pile_impl.h',
       'platform_color.h',
       'prioritized_resource.cc',
       'prioritized_resource.h',