Fix missing GPU ignored borders

Adds the 1 pixel ignored border argument to the GPU video pixel tests
that use Sobel filters and didn't have it already. This should hopefully
allow some flakes I've been seeing on the ARM-based Mac DTKs to be
auto-triaged.

Bug: 1105656
Change-Id: I8b317335492e6eb025b151ba4a575c27c342ae07
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2482086
Auto-Submit: Brian Sheedy <bsheedy@chromium.org>
Commit-Queue: Yuly Novikov <ynovikov@chromium.org>
Reviewed-by: Yuly Novikov <ynovikov@chromium.org>
Cr-Commit-Position: refs/heads/master@{#818191}

content/test/gpu/gpu_tests/pixel_test_pages.py

@@ -130,7 +130,8 @@ class PixelTestPages(object):
     # combine into a single set of parameters.
     general_mp4_algo = algo.SobelMatchingAlgorithm(max_different_pixels=56300,
                                                    pixel_delta_threshold=35,
-                                                   edge_threshold=80)
+                                                   edge_threshold=80,
+                                                   ignored_border_thickness=1)
 
     return [
         PixelTestPage('pixel_background_image.html',
@@ -200,7 +201,8 @@ class PixelTestPages(object):
                       matching_algorithm=algo.SobelMatchingAlgorithm(
                           max_different_pixels=41700,
                           pixel_delta_threshold=15,
-                          edge_threshold=40)),
+                          edge_threshold=40,
+                          ignored_border_thickness=1)),
         PixelTestPage('pixel_video_mp4_four_colors_rot_90.html',
                       base_name + '_Video_MP4_FourColors_Rot_90',
                       test_rect=[0, 0, 270, 240],
@@ -219,14 +221,16 @@ class PixelTestPages(object):
                       matching_algorithm=algo.SobelMatchingAlgorithm(
                           max_different_pixels=30500,
                           pixel_delta_threshold=15,
-                          edge_threshold=70)),
+                          edge_threshold=70,
+                          ignored_border_thickness=1)),
         PixelTestPage('pixel_video_vp9.html',
                       base_name + '_Video_VP9',
                       test_rect=[0, 0, 240, 135],
                       matching_algorithm=algo.SobelMatchingAlgorithm(
                           max_different_pixels=114000,
                           pixel_delta_threshold=30,
-                          edge_threshold=20)),
+                          edge_threshold=20,
+                          ignored_border_thickness=1)),
         PixelTestPage('pixel_video_vp9.html',
                       base_name + '_Video_VP9_DXVA',
                       browser_args=[cba.DISABLE_FEATURES_D3D11_VIDEO_DECODER],
@@ -234,7 +238,8 @@ class PixelTestPages(object):
                       matching_algorithm=algo.SobelMatchingAlgorithm(
                           max_different_pixels=31100,
                           pixel_delta_threshold=30,
-                          edge_threshold=250)),
+                          edge_threshold=250,
+                          ignored_border_thickness=1)),
         PixelTestPage(
             'pixel_video_media_stream_incompatible_stride.html',
             base_name + '_Video_Media_Stream_Incompatible_Stride',
@@ -266,7 +271,8 @@ class PixelTestPages(object):
                       matching_algorithm=algo.SobelMatchingAlgorithm(
                           max_different_pixels=54400,
                           pixel_delta_threshold=30,
-                          edge_threshold=250),
+                          edge_threshold=250,
+                          ignored_border_thickness=1),
                       expected_per_process_crashes={
                           CRASH_TYPE_GPU: 1,
                       }),