Rename vpx to aom

Change-Id: Ibc7933fba85feeb30ef9b14b302d932aff19f54e
diff --git a/test/clear_system_state.h b/test/clear_system_state.h
index 044a5c7..c2285a0 100644
--- a/test/clear_system_state.h
+++ b/test/clear_system_state.h
@@ -12,7 +12,7 @@
 
 #include "./vpx_config.h"
 #if ARCH_X86 || ARCH_X86_64
-#include "vpx_ports/x86.h"
+#include "aom_ports/x86.h"
 #endif
 
 namespace libvpx_test {