Fix WebVR so we don't animation when stopped at a JS breakpoint

third_party/WebKit/Source/modules/vr/VRDisplay.h

Index: third_party/WebKit/Source/modules/vr/VRDisplay.h
diff --git a/third_party/WebKit/Source/modules/vr/VRDisplay.h b/third_party/WebKit/Source/modules/vr/VRDisplay.h
index 308ed3ff81c698d2a7ecad77b360dcd8777719d1..87ceae0cf641bed610ba94f0c4f8bb44af1230e9 100644
--- a/third_party/WebKit/Source/modules/vr/VRDisplay.h
+++ b/third_party/WebKit/Source/modules/vr/VRDisplay.h
@@ -7,6 +7,7 @@
 
 #include "core/dom/Document.h"
 #include "core/dom/FrameRequestCallback.h"
+#include "core/dom/SuspendableObject.h"
 #include "core/events/EventTarget.h"
 #include "device/vr/vr_service.mojom-blink.h"
 #include "modules/vr/VRDisplayCapabilities.h"
@@ -39,7 +40,7 @@ enum VREye { kVREyeNone, kVREyeLeft, kVREyeRight };
 
 class VRDisplay final : public EventTargetWithInlineData,
                         public ActiveScriptWrappable<VRDisplay>,
-                        public ContextLifecycleObserver,
+                        public SuspendableObject,
                         public device::mojom::blink::VRDisplayClient,
                         public device::mojom::blink::VRSubmitFrameClient {
   DEFINE_WRAPPERTYPEINFO();
@@ -89,6 +90,10 @@ class VRDisplay final : public EventTargetWithInlineData,
   // ScriptWrappable implementation.
   bool HasPendingActivity() const final;
 
+  // SuspendableObject:
+  void Suspend() override;
+  void Resume() override;
+
   void FocusChanged();
 
   DECLARE_VIRTUAL_TRACE();