Index: third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/controllers/test_result_writer.py |
diff --git a/third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/controllers/test_result_writer.py b/third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/controllers/test_result_writer.py |
index 4a83bb74ad040b90ef79a855d7fa0c61bf9199d3..350438316f798a237343e13baa5aecad47616f32 100644 |
--- a/third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/controllers/test_result_writer.py |
+++ b/third_party/WebKit/Tools/Scripts/webkitpy/layout_tests/controllers/test_result_writer.py |
@@ -73,7 +73,7 @@ def write_test_result(filesystem, port, results_directory, test_name, driver_out |
# FIXME: This work should be done earlier in the pipeline (e.g., when we compare images for non-ref tests). |
# FIXME: We should always have 2 images here. |
if driver_output.image and expected_driver_output.image: |
- diff_image, err_str = port.diff_image(expected_driver_output.image, driver_output.image) |
+ diff_image, _ = port.diff_image(expected_driver_output.image, driver_output.image) |
if diff_image: |
writer.write_image_diff_files(diff_image) |
else: |