Enable Oilpan on ToT

third_party/WebKit/LayoutTests/OilpanExpectations

 # This file is used by the Oilpan bots (and anyone building in that config)
 # to track Oilpan-specific failures.
 
-# With Oilpan, the parent pointer in the CSSRule hierarchy is
-# strong. This is the intended behavior.
-crbug.com/345630 fast/dom/StyleSheet/gc-parent-rule.html [ Failure ]
-crbug.com/345630 fast/dom/StyleSheet/gc-parent-stylesheet.html [ Failure ]
-crbug.com/345655 fast/dom/StyleSheet/detached-parent-rule-without-wrapper.html [ Failure ]
-crbug.com/345655 fast/dom/StyleSheet/detached-stylesheet-without-wrapper.html [ Failure ]
-crbug.com/370906 fast/dom/StyleSheet/gc-declaration-parent-rule.html [ Failure ]
-
-# With Oilpan, parent pointers in the DOM tree do not
-# mysteriously disappear. This is the intended behavior.
-crbug.com/356658 fast/dom/gc-3.html [ Failure ]
-crbug.com/356658 fast/dom/gc-5.html [ Failure ]
-crbug.com/356658 fast/dom/gc-12.html [ Failure ]
-crbug.com/356658 fast/dom/gc-dom-tree-lifetime.html [ Failure ]
-
-crbug.com/410145 [ Win ] fast/text/decorations-with-text-combine.html [ Failure ]
-crbug.com/410145 [ Win ] fast/text/international/text-combine-image-test.html [ Failure ]
-crbug.com/410145 [ Win ] fast/text/international/vertical-text-glyph-test.html [ Failure ]
-crbug.com/410145 [ Win ] fast/text/justify-ideograph-vertical.html [ Failure ]
-crbug.com/410145 [ Win ] fast/text/orientation-sideways.html [ Failure ]
-crbug.com/410145 [ Win ] fast/text/emphasis-vertical.html [ Failure ]
-crbug.com/410145 [ Win ] fast/text/emphasis-combined-text.html [ Failure ]
-crbug.com/410145 [ Win ] fast/css/font-weight-1.html [ Failure ]
-crbug.com/410145 [ Win ] fast/writing-mode/english-lr-text.html [ Failure ]
-
-crbug.com/377567 [ Debug ] editing/selection/extend-selection-character.html [ Timeout Pass ]
-crbug.com/377567 [ Debug ] editing/selection/programmatic-selection-on-mac-is-directionless.html [ Timeout Pass ]
-crbug.com/377567 [ Debug ] fast/css/large-list-of-rules-crash.html [ Timeout Pass ]
-
-crbug.com/389648 [ Mac Debug ] fast/text-autosizing/table-inflation-crash.html [ Timeout ]
-
-crbug.com/344239 [ Release ] inspector-protocol/heap-profiler/heap-objects-tracking.html [ Slow ]
-
-crbug.com/501229 fast/forms/associatedFormControls-leak-nodes.html [ Failure ]
-
-crbug.com/569901 [ Debug ] http/tests/serviceworker/navigation-redirect.html [ Pass Failure ]
-
-crbug.com/399951 http/tests/mime/javascript-mimetype-usecounters.html [ Pass Failure ]
-
-crbug.com/417181 http/tests/xmlhttprequest/abort-on-changestate-headers-received.html [ Failure Pass ]
-
-crbug.com/299010 [ Win ] fast/forms/text/text-font-height-mismatch.html [ Failure ]
-
-crbug.com/571711 [ Win Debug ] transforms/3d/point-mapping/3d-point-mapping-preserve-3d.html [ Failure ]
-crbug.com/571719 [ Win Debug ] transforms/3d/point-mapping/3d-point-mapping-deep.html [ Failure ]
-
-crbug.com/451577 [ Linux ] http/tests/inspector/elements/styles/edit-css-with-source-url.html [ Slow ]
-crbug.com/451577 [ Linux ] http/tests/inspector-enabled/shadow-dom-rules-restart.html [ Slow ]
-
-crbug.com/24182 [ Win Debug ] jquery/manipulation.html [ Slow Timeout Pass ]
-
-crbug.com/385014 [ Win Debug ] accessibility/canvas-fallback-content-2.html [ Pass Timeout Failure ]
-
-crbug.com/518993 imported/web-platform-tests/user-timing/test_user_timing_measure_navigation_timing.html [ Skip ]
-
-crbug.com/420008 inspector/tracing/worker-js-frames.html [ Pass Timeout Slow Failure ]
-
-crbug.com/572710 [ Linux Debug ] inspector/extensions/extensions-sidebar.html [ Pass Timeout ]
-
-crbug.com/572723 inspector/sources/debugger/debugger-autocontinue-on-syntax-error.html [ Pass Failure ]
-crbug.com/572723 inspector/sources/debugger/debugger-uncaught-promise-on-pause.html [ Timeout Pass ]
+# TODO(haraken): Remove this file once we finish shipping Oilpan.
+# Before removing this file, we need to remove the --additional-expectations
+# flag from the recipes of all oilpan bots.