gpu: Enable direct composition rounded corner pixel tests

Support for direct composition pixel tests which do not use overlays has
been added, so use that for the rounded corner tests.

Bug: 1007411
Change-Id: Ia757847950e461850efe6f194211fb7815c6da66
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1829251
Auto-Submit: Sunny Sachanandani <sunnyps@chromium.org>
Reviewed-by: Zhenyao Mo <zmo@chromium.org>
Commit-Queue: Sunny Sachanandani <sunnyps@chromium.org>
Cr-Commit-Position: refs/heads/master@{#700948}

content/test/gpu/gpu_tests/pixel_test_pages.py

@@ -1774,6 +1774,7 @@ class PixelTestPages(object):
         test_rect=[0, 0, 240, 135],
         revision=0,
         browser_args=browser_args,
+        other_args={'no_overlay': True},
         tolerance=tolerance_dc),
 
       PixelTestPage(

content/test/gpu/gpu_tests/test_expectations/trace_test_expectations.txt

@@ -40,8 +40,3 @@ crbug.com/937545 [ win10 nvidia ] VideoPathTraceTest_DirectComposition_ComplexOv
 crbug.com/960007 [ win10 nvidia ] OverlayModeTraceTest_DirectComposition_Nonroot [ RetryOnFailure ]
 crbug.com/969117 [ win10 intel ] OverlayModeTraceTest_DirectComposition_Video_MP4_FourColors_Aspect_4x3 [ RetryOnFailure ]
 crbug.com/978181 [ win10 nvidia ] OverlayModeTraceTest_DirectComposition_Underlay [ RetryOnFailure ]
-
-# These tests check if overlay is being used for the test, but they shouldn't.
-# TODO(sunnyps) - Remove when this inherent check is removed.
-crbug.com/1007411 [ win10 ] OverlayModeTraceTest_DirectComposition_Video_MP4_Rounded_Corner [ Failure ]
-crbug.com/1007411 [ win10 ] VideoPathTraceTest_DirectComposition_Video_MP4_Rounded_Corner [ Failure ]