1 files changed, 0 insertions, 1 deletions

diff --git a/BUILD.gn b/BUILD.gn
index c4cc895498..5f74122a5b 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -227,7 +227,6 @@ static_library("test_support") {
   sources = [
     "testing/fx_string_testhelpers.cpp",
     "testing/fx_string_testhelpers.h",
-    "testing/mock_ifx_renderdevicedriver.h",
     "testing/test_support.cpp",
     "testing/test_support.h",
     "testing/utils/path_service.cpp",