Update from https://crrev.com/315085

gpu/command_buffer/service/mailbox_manager_sync.cc

Index: gpu/command_buffer/service/mailbox_manager_sync.cc
diff --git a/gpu/command_buffer/service/mailbox_manager_sync.cc b/gpu/command_buffer/service/mailbox_manager_sync.cc
index b12e9b4781499b4784015ec4dbdb5958d996253e..4f24bd7e0b9bd00d57a7ec653cd04cf26e2eb851 100644
--- a/gpu/command_buffer/service/mailbox_manager_sync.cc
+++ b/gpu/command_buffer/service/mailbox_manager_sync.cc
@@ -59,7 +59,7 @@ void CreateFenceLocked(uint32 sync_point) {
       sync_points.pop();
     }
     // Need to use EGL fences since we are likely not in a single share group.
-    linked_ptr<gfx::GLFence> fence(make_linked_ptr(new gfx::GLFenceEGL(true)));
+    linked_ptr<gfx::GLFence> fence(make_linked_ptr(new gfx::GLFenceEGL));
     if (fence.get()) {
       std::pair<SyncPointToFenceMap::iterator, bool> result =
           sync_point_to_fence.insert(std::make_pair(sync_point, fence));