gpu: Compositor management of GpuMemoryBuffer instances.

content/test/web_layer_tree_view_impl_for_testing.cc

Index: content/test/web_layer_tree_view_impl_for_testing.cc
diff --git a/content/test/web_layer_tree_view_impl_for_testing.cc b/content/test/web_layer_tree_view_impl_for_testing.cc
index 24c1ed689ed23e419dae893d6e069589e66ba2fe..7bc224b2925369d2ac82c4cc93bd437642a11f1d 100644
--- a/content/test/web_layer_tree_view_impl_for_testing.cc
+++ b/content/test/web_layer_tree_view_impl_for_testing.cc
@@ -43,7 +43,7 @@ void WebLayerTreeViewImplForTesting::Initialize() {
   // Accelerated animations are enabled for unit tests.
   settings.accelerated_animation_enabled = true;
   layer_tree_host_ = cc::LayerTreeHost::CreateSingleThreaded(
-      this, this, NULL, settings, base::MessageLoopProxy::current());
+      this, this, NULL, NULL, settings, base::MessageLoopProxy::current());
   DCHECK(layer_tree_host_);
 }