Make linux_blink_oilpan_rel run layout tests only for changes touching third_party/WebKit

scripts/slave/recipes/chromium_trybot.expected/full_tryserver_chromium_linux_linux_blink_oilpan_rel.json

Index: scripts/slave/recipes/chromium_trybot.expected/full_tryserver_chromium_linux_linux_blink_oilpan_rel.json
diff --git a/scripts/slave/recipes/chromium_trybot.expected/full_tryserver_chromium_linux_linux_blink_oilpan_rel.json b/scripts/slave/recipes/chromium_trybot.expected/full_tryserver_chromium_linux_linux_blink_oilpan_rel.json
index ed8e442b2119415f7888251a6fb1e613e42f4f63..20c249f4eb83e8ee2bd42e7ffc0c8a9b921c0894 100644
--- a/scripts/slave/recipes/chromium_trybot.expected/full_tryserver_chromium_linux_linux_blink_oilpan_rel.json
+++ b/scripts/slave/recipes/chromium_trybot.expected/full_tryserver_chromium_linux_linux_blink_oilpan_rel.json
@@ -290,70 +290,6 @@
     ]
   },
   {
-    "cmd": [
-      "python",
-      "-u",
-      "[BUILD]/scripts/slave/runtest.py",
-      "--target",
-      "Release",
-      "--no-xvfb",
-      "--factory-properties",
-      "{\"blamelist\": [\"cool_dev1337@chromium.org\", \"hax@chromium.org\"], \"branch\": \"\", \"build_config\": \"Release\", \"buildername\": \"linux_blink_oilpan_rel\", \"buildnumber\": 571, \"issue\": 12853011, \"mastername\": \"tryserver.chromium.linux\", \"patch_project\": \"chromium\", \"patchset\": 1, \"project\": \"chrome\", \"recipe\": \"chromium_trybot\", \"repository\": \"\", \"requester\": \"commit-bot@chromium.org\", \"revision\": null, \"rietveld\": \"https://codereview.chromium.org\", \"slavename\": \"TestSlavename\", \"swarm_hashes\": {\"angle_unittests\": \"[dummy hash for angle_unittests]\", \"content_gl_tests\": \"[dummy hash for content_gl_tests]\", \"gl_tests\": \"[dummy hash for gl_tests]\", \"gl_unittests\": \"[dummy hash for gl_unittests]\", \"gpu_unittests\": \"[dummy hash for gpu_unittests]\", \"tab_capture_end2end_tests\": \"[dummy hash for tab_capture_end2end_tests]\", \"telemetry_gpu_test\": \"[dummy hash for telemetry_gpu_test]\"}, \"workdir\": \"/path/to/workdir/TestSlavename\"}",
-      "--build-properties",
-      "{\"blamelist\": [\"cool_dev1337@chromium.org\", \"hax@chromium.org\"], \"branch\": \"\", \"build_config\": \"Release\", \"buildername\": \"linux_blink_oilpan_rel\", \"buildnumber\": 571, \"issue\": 12853011, \"mastername\": \"tryserver.chromium.linux\", \"patch_project\": \"chromium\", \"patchset\": 1, \"project\": \"chrome\", \"recipe\": \"chromium_trybot\", \"repository\": \"\", \"requester\": \"commit-bot@chromium.org\", \"revision\": null, \"rietveld\": \"https://codereview.chromium.org\", \"slavename\": \"TestSlavename\", \"swarm_hashes\": {\"angle_unittests\": \"[dummy hash for angle_unittests]\", \"content_gl_tests\": \"[dummy hash for content_gl_tests]\", \"gl_tests\": \"[dummy hash for gl_tests]\", \"gl_unittests\": \"[dummy hash for gl_unittests]\", \"gpu_unittests\": \"[dummy hash for gpu_unittests]\", \"tab_capture_end2end_tests\": \"[dummy hash for tab_capture_end2end_tests]\", \"telemetry_gpu_test\": \"[dummy hash for telemetry_gpu_test]\"}, \"workdir\": \"/path/to/workdir/TestSlavename\"}",
-      "--step-name=webkit_tests (with patch)",
-      "--builder-name=linux_blink_oilpan_rel",
-      "--slave-name=TestSlavename",
-      "--build-number=571",
-      "--run-python-script",
-      "[BUILD]/scripts/slave/chromium/layout_test_wrapper.py",
-      "--target",
-      "Release",
-      "-o",
-      "[SLAVE_BUILD]/layout-test-results",
-      "--build-dir",
-      "[SLAVE_BUILD]/src/out",
-      "--json-test-results",
-      "/path/to/tmp/json",
-      "--test-results-server",
-      "test-results.appspot.com",
-      "--build-number",
-      "571",
-      "--builder-name",
-      "linux_blink_oilpan_rel",
-      "--additional-expectations",
-      "src/third_party/WebKit/LayoutTests/OilpanExpectations"
-    ],
-    "cwd": "[SLAVE_BUILD]",
-    "name": "webkit_tests (with patch)",
-    "~followup_annotations": [
-      "@@@STEP_TEXT@<br/>Total executed: 9001<br/>@@@"
-    ]
-  },
-  {
-    "cmd": [
-      "python",
-      "-u",
-      "[BUILD]/scripts/slave/chromium/archive_layout_test_results.py",
-      "--results-dir",
-      "[SLAVE_BUILD]/layout-test-results",
-      "--build-dir",
-      "[SLAVE_BUILD]/src/out",
-      "--build-number",
-      "571",
-      "--builder-name",
-      "linux_blink_oilpan_rel",
-      "--gs-bucket",
-      "gs://chromium-layout-test-archives"
-    ],
-    "cwd": "[SLAVE_BUILD]",
-    "name": "archive_webkit_tests_results",
-    "~followup_annotations": [
-      "@@@STEP_LINK@layout_test_results@https://storage.googleapis.com/chromium-layout-test-archives/linux_blink_oilpan_rel/571/layout-test-results/results.html@@@",
-      "@@@STEP_LINK@(zip)@https://storage.googleapis.com/chromium-layout-test-archives/linux_blink_oilpan_rel/571/layout-test-results.zip@@@"
-    ]
-  },
-  {
     "name": "$result",
     "recipe_result": null,
     "status_code": 0