Revert "Add unit test for SkDeferredDisplayLists"

This reverts commit 8458a2807b4a7220c9849f8032dc611438818641.

Reason for revert: ??
Original change's description:
> Add unit test for SkDeferredDisplayLists
> 
> Change-Id: I015094145cb0af6cfe368c570a5d5280c11c8f28
> Reviewed-on: https://skia-review.googlesource.com/78660
> Reviewed-by: Brian Salomon <bsalomon@google.com>
> Commit-Queue: Robert Phillips <robertphillips@google.com>

TBR=egdaniel@google.com,bsalomon@google.com,robertphillips@google.com

Change-Id: Iec3abb18d3ed41fcfbec72bc2de14603f659f8ce
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://skia-review.googlesource.com/79720
Reviewed-by: Robert Phillips <robertphillips@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
diff --git a/gn/tests.gni b/gn/tests.gni
index eb20aab..23e4f83 100644
--- a/gn/tests.gni
+++ b/gn/tests.gni
@@ -47,9 +47,8 @@
   "$_tests/CTest.cpp",
   "$_tests/DashPathEffectTest.cpp",
   "$_tests/DataRefTest.cpp",
-  "$_tests/DefaultPathRendererTest.cpp",
-  "$_tests/DeferredDisplayListTest.cpp",
   "$_tests/DequeTest.cpp",
+  "$_tests/DefaultPathRendererTest.cpp",
   "$_tests/DetermineDomainModeTest.cpp",
   "$_tests/DeviceLooperTest.cpp",
   "$_tests/DeviceTest.cpp",