--- chromium-85.0.4183.83/third_party/angle/src/libANGLE/MemoryProgramCache.cpp.system-zlib	2020-08-24 23:43:38.000000000 +0200
+++ chromium-85.0.4183.83/third_party/angle/src/libANGLE/MemoryProgramCache.cpp	2020-08-30 21:19:59.426609319 +0200
@@ -21,7 +21,9 @@
 #include "libANGLE/renderer/ProgramImpl.h"
 #include "platform/PlatformMethods.h"
 
+#ifndef USE_SYSTEM_ZLIB
 #define USE_SYSTEM_ZLIB
+#endif
 #include "compression_utils_portable.h"
 
 namespace gl