fix license, fix test on non-linux machines

Author: Chris Yang

ci/licenses_golden/licenses_flutter

@@ -730,6 +730,8 @@ ORIGIN: ../../../flutter/display_list/dl_op_receiver.cc + ../../../flutter/LICEN
 ORIGIN: ../../../flutter/display_list/dl_op_receiver.h + ../../../flutter/LICENSE
 ORIGIN: ../../../flutter/display_list/dl_op_records.cc + ../../../flutter/LICENSE
 ORIGIN: ../../../flutter/display_list/dl_op_records.h + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/display_list/dl_op_spy.cc + ../../../flutter/LICENSE
+ORIGIN: ../../../flutter/display_list/dl_op_spy.h + ../../../flutter/LICENSE
 ORIGIN: ../../../flutter/display_list/dl_paint.cc + ../../../flutter/LICENSE
 ORIGIN: ../../../flutter/display_list/dl_paint.h + ../../../flutter/LICENSE
 ORIGIN: ../../../flutter/display_list/dl_sampling_options.h + ../../../flutter/LICENSE
@@ -3293,6 +3295,8 @@ FILE: ../../../flutter/display_list/dl_op_receiver.cc
 FILE: ../../../flutter/display_list/dl_op_receiver.h
 FILE: ../../../flutter/display_list/dl_op_records.cc
 FILE: ../../../flutter/display_list/dl_op_records.h
+FILE: ../../../flutter/display_list/dl_op_spy.cc
+FILE: ../../../flutter/display_list/dl_op_spy.h
 FILE: ../../../flutter/display_list/dl_paint.cc
 FILE: ../../../flutter/display_list/dl_paint.h
 FILE: ../../../flutter/display_list/dl_sampling_options.h

shell/platform/embedder/tests/embedder_unittests.cc

@@ -927,6 +927,11 @@ TEST_F(EmbedderTest, NoLayerCreatedForTransparentOverlayOnTopOfPlatformLayer) {
 
   latch.Wait();
 
+  // TODO(https://github.com/flutter/flutter/issues/53784): enable this on all
+  // platforms.
+#if !defined(FML_OS_LINUX)
+  GTEST_SKIP() << "Skipping golden tests on non-Linux OSes";
+#endif  // FML_OS_LINUX
   ASSERT_TRUE(ImageMatchesFixture(
       "compositor_platform_layer_with_no_overlay.png", scene_image));
 
@@ -1044,6 +1049,11 @@ TEST_F(EmbedderTest, NoLayerCreatedForNoOverlayOnTopOfPlatformLayer) {
 
   latch.Wait();
 
+  // TODO(https://github.com/flutter/flutter/issues/53784): enable this on all
+  // platforms.
+#if !defined(FML_OS_LINUX)
+  GTEST_SKIP() << "Skipping golden tests on non-Linux OSes";
+#endif  // FML_OS_LINUX
   ASSERT_TRUE(ImageMatchesFixture(
       "compositor_platform_layer_with_no_overlay.png", scene_image));