Remove support for NPObjects.

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 fe81be67b851ecef20fe07c88cbdd9c4a6e4ab14..ece6ac9f28104b339715de9c0ec12b1721235c63 100644
--- a/third_party/WebKit/LayoutTests/TestExpectations
+++ b/third_party/WebKit/LayoutTests/TestExpectations
@@ -464,7 +464,6 @@ crbug.com/517840 imported/web-platform-tests/webrtc/rtcpeerconnection/rtcpeercon
 # New W3C failures (dpranke@ to triage)
 
 # Linux Aura doesn't support NPAPI plugins (yet?)
-crbug.com/318978 [ Linux ] compositing/plugins/invalidate_rect.html [ Skip ]
 crbug.com/318978 [ Linux ] fast/dom/Window/Plug-ins.html [ Skip ]
 crbug.com/318978 [ Linux ] fast/frames/sandboxed-iframe-about-blank.html [ Skip ]
 crbug.com/318978 [ Linux ] fast/frames/sandboxed-iframe-navigation-allowed.html [ Skip ]
@@ -1064,7 +1063,9 @@ crbug.com/443596 media/sources-fallback-codecs.html [ Pass Failure ]
 
 crbug.com/464736 http/tests/xmlhttprequest/ontimeout-event-override-after-failure.html [ Pass Failure ]
 
-crbug.com/521730 [ Win10 ] compositing/plugins/invalidate_rect.html [ Crash ]
+# Unclear semantics of ToString (actually ToPrimitive) across iframes.
+crbug.com/532469 http/tests/security/cross-frame-access-custom.html [ NeedsManualRebaseline ]
+
 crbug.com/521730 [ Win10 ] plugins/windowless_plugin_paint_test.html [ Crash ]
 
 crbug.com/521730 [ Win10 ] fast/forms/month-multiple-fields/month-multiple-fields-preserve-value-after-history-back.html [ Failure ]