Timeouts on WebKit Linux Trusty MSAN. MSANExpectations updated.

third_party/WebKit/LayoutTests/MSANExpectations

Index: third_party/WebKit/LayoutTests/MSANExpectations
diff --git a/third_party/WebKit/LayoutTests/MSANExpectations b/third_party/WebKit/LayoutTests/MSANExpectations
index 6ed7d7d89c9b638f1633a3c60bd3edf0c94e5cf7..4df10df538a143c2698907d580ad36a4557b43a9 100644
--- a/third_party/WebKit/LayoutTests/MSANExpectations
+++ b/third_party/WebKit/LayoutTests/MSANExpectations
@@ -36,6 +36,10 @@ crbug.com/462190 [ Linux ] inspector-protocol/heap-profiler/heap-snapshot-with-a
 crbug.com/462190 [ Linux ] inspector-protocol/heap-profiler/heap-snapshot-with-detached-dom-tree.html [ Timeout ]
 crbug.com/462190 [ Linux ] inspector-protocol/heap-profiler/heap-snapshot-with-event-listener.html [ Timeout ]
 
+crbug.com/671158 [ Linux ] http/tests/streams/writable-streams/write.https.html [ Timeout Pass ]
+crbug.com/671158 [ Linux ] imported/wpt/encoding/textdecoder-labels.html [ Timeout Pass ]
+crbug.com/671158 [ Linux ] virtual/mojo-loading/http/tests/streams/writable-streams/write.https.html [ Timeout Pass ]
+
 # Intentionally failed allocations, via partitionAllocGenericFlags()
 crbug.com/577889 [ Linux ] fast/js/typed-array-allocation-failure.html [ Crash ]