Mark layout tests changed by impl thread events as NeedsManualRebaseline

These test will fail when overscroll is handled by the compositor. For
the overhang tests, these will no longer have an overhang because Blink
alone cannot cause overhang. For the non-overhang tests, there are
small pixel differences.

BUG=133097

Review URL: https://codereview.chromium.org/837543002

git-svn-id: svn://svn.chromium.org/blink/trunk@187870 bbb929c8-8fbe-4397-9dbb-9b2b20218538
diff --git a/third_party/WebKit/LayoutTests/TestExpectations b/third_party/WebKit/LayoutTests/TestExpectations
index 5d5c2e3f..3bee0223 100644
--- a/third_party/WebKit/LayoutTests/TestExpectations
+++ b/third_party/WebKit/LayoutTests/TestExpectations
@@ -1256,6 +1256,29 @@
 # V8 3.28.19
 crbug.com/392762 fast/js/nested-object-gc.html [ Pass Crash ]
 
+# These tests will need to be rebaselined after overscroll is moved to the
+# compositor thread. That switch will be made in the Chromium repository.
+crbug.com/133097 [ Mac ] rubberbanding/overhang-nw.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] fast/transforms/transformed-focused-text-input.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/event-overhang-w.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/custom-scrollbars-sw.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/custom-scrollbars-nw.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/overhang-ne.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/momentum-reset.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/overhang-w.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/custom-scrollbars-se.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/event-overhang-e.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/overhang-e.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/overhang-se.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/custom-scrollbars-ne.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/event-overhang-n.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/overhang-n.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/overhang-s.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/overhang-sw.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] rubberbanding/event-overhang-s.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] compositing/fixed-body-background-positioned.html [ NeedsManualRebaseline ]
+crbug.com/133097 [ Mac ] fast/repaint/scale-page-shrink.html [ NeedsManualRebaseline ]
+
 # Flaky
 crbug.com/395127 http/tests/w3c/webperf/approved/UserTiming/test_user_timing_measure_navigation_timing.htm [ Failure Pass ]
 crbug.com/305036 fast/multicol/span/span-as-immediate-child-generated-content.html [ Failure Pass ]