Make sure that GpuIntegrationTestUnittest test results assertions is not sensitive to order of test

TBR=kbr@chromium.org, rmhasan@google.com

Bug: chromium:904019
Change-Id: I6f6bf317dc25ee9d3bcf3c1c2163a3b5afff3086
Reviewed-on: https://chromium-review.googlesource.com/c/1330990Reviewed-by: Ned Nguyen <nednguyen@google.com>
Commit-Queue: Ned Nguyen <nednguyen@google.com>
Cr-Commit-Position: refs/heads/master@{#607110}

content/test/gpu/gpu_tests/gpu_integration_test_unittest.py

@@ -98,9 +98,9 @@ class GpuIntegrationTestUnittest(unittest.TestCase):
         self._test_state = json.load(f)
       actual_successes, actual_failures, actual_skips = (
           self._ExtracTestResults(test_result))
-      self.assertEquals(actual_failures, failures)
-      self.assertEquals(actual_successes, successes)
-      self.assertEquals(actual_skips, skips)
+      self.assertEquals(set(actual_failures), set(failures))
+      self.assertEquals(set(actual_successes), set(successes))
+      self.assertEquals(set(actual_skips), set(skips))
     finally:
       shutil.rmtree(temp_dir)