Unified error handling for WritableStream

third_party/WebKit/LayoutTests/TestExpectations

Index: third_party/WebKit/LayoutTests/TestExpectations
diff --git a/third_party/WebKit/LayoutTests/TestExpectations b/third_party/WebKit/LayoutTests/TestExpectations
index 0369e5bbddb834d2438845b04722d052bbc6457d..876142d19532857305e3a1ba89f6f7d20b16aa1e 100644
--- a/third_party/WebKit/LayoutTests/TestExpectations
+++ b/third_party/WebKit/LayoutTests/TestExpectations
@@ -2619,4 +2619,14 @@ crbug.com/710850 virtual/feature-policy/http/tests/feature-policy/vibrate-enable
 crbug.com/710850 virtual/feature-policy/http/tests/feature-policy/vibrate-disabled.php [ Skip ]
 crbug.com/710850 virtual/mojo-loading/http/tests/feature-policy/vibrate-enabledforall.php [ Skip ]
 crbug.com/710850 virtual/mojo-loading/http/tests/feature-policy/vibrate-enabledforself.php [ Skip ]
-crbug.com/710850 virtual/mojo-loading/http/tests/feature-policy/vibrate-disabled.php [ Skip ]
+crbug.com/710850 virtual/mojo-loading/http/tests/feature-policy/vibrate-disabled.php [ Skip ]
+
+# WritableStream test timeouts due to out-of-date tests. Only applies to the M-59 branch.
+crbug.com/713664 external/wpt/streams/writable-streams/aborting.dedicatedworker.html [ Timeout ]
+crbug.com/713664 external/wpt/streams/writable-streams/aborting.html [ Timeout ]
+crbug.com/713664 external/wpt/streams/writable-streams/aborting.serviceworker.https.html [ Timeout ]
+crbug.com/713664 external/wpt/streams/writable-streams/aborting.sharedworker.html [ Timeout ]
+crbug.com/713664 external/wpt/streams/writable-streams/start.dedicatedworker.html [ Timeout ]
+crbug.com/713664 external/wpt/streams/writable-streams/start.html [ Timeout ]
+crbug.com/713664 external/wpt/streams/writable-streams/start.serviceworker.https.html [ Timeout ]
+crbug.com/713664 external/wpt/streams/writable-streams/start.sharedworker.html [ Timeout ]