fix build

Change-Id: I04df8ec96510b16e84054089f7c02609d8fe2b0c
diff --git a/libs/gui/tests/SurfaceTextureClient_test.cpp b/libs/gui/tests/SurfaceTextureClient_test.cpp
index 158c94b..1de9c27 100644
--- a/libs/gui/tests/SurfaceTextureClient_test.cpp
+++ b/libs/gui/tests/SurfaceTextureClient_test.cpp
@@ -656,8 +656,6 @@
         HAL_PIXEL_FORMAT_RGB_888,
         HAL_PIXEL_FORMAT_RGB_565,
         HAL_PIXEL_FORMAT_BGRA_8888,
-        HAL_PIXEL_FORMAT_RGBA_5551,
-        HAL_PIXEL_FORMAT_RGBA_4444,
         HAL_PIXEL_FORMAT_YV12,
     };