gpu: Compositor management of GpuMemoryBuffer instances.

cc/trees/layer_tree_host_unittest.cc

Index: cc/trees/layer_tree_host_unittest.cc
diff --git a/cc/trees/layer_tree_host_unittest.cc b/cc/trees/layer_tree_host_unittest.cc
index be5967c3c925c3df4287b6a76b06f2146985a556..c0dd5fe4e6f3bf0211e04db5ee85deb7d4962752 100644
--- a/cc/trees/layer_tree_host_unittest.cc
+++ b/cc/trees/layer_tree_host_unittest.cc
@@ -1900,7 +1900,7 @@ class LayerTreeHostWithProxy : public LayerTreeHost {
   LayerTreeHostWithProxy(FakeLayerTreeHostClient* client,
                          const LayerTreeSettings& settings,
                          scoped_ptr<FakeProxy> proxy)
-      : LayerTreeHost(client, NULL, settings) {
+      : LayerTreeHost(client, NULL, NULL, settings) {
     proxy->SetLayerTreeHost(this);
     client->SetLayerTreeHost(this);
     InitializeForTesting(proxy.Pass());
@@ -1975,6 +1975,7 @@ TEST(LayerTreeHostTest, PartialUpdatesWithGLRenderer) {
       LayerTreeHost::CreateSingleThreaded(&client,
                                           &client,
                                           shared_bitmap_manager.get(),
+                                          NULL,
                                           settings,
                                           base::MessageLoopProxy::current());
   client.SetLayerTreeHost(host.get());
@@ -1996,6 +1997,7 @@ TEST(LayerTreeHostTest, PartialUpdatesWithSoftwareRenderer) {
       LayerTreeHost::CreateSingleThreaded(&client,
                                           &client,
                                           shared_bitmap_manager.get(),
+                                          NULL,
                                           settings,
                                           base::MessageLoopProxy::current());
   client.SetLayerTreeHost(host.get());
@@ -2017,6 +2019,7 @@ TEST(LayerTreeHostTest, PartialUpdatesWithDelegatingRendererAndGLContent) {
       LayerTreeHost::CreateSingleThreaded(&client,
                                           &client,
                                           shared_bitmap_manager.get(),
+                                          NULL,
                                           settings,
                                           base::MessageLoopProxy::current());
   client.SetLayerTreeHost(host.get());
@@ -2039,6 +2042,7 @@ TEST(LayerTreeHostTest,
       LayerTreeHost::CreateSingleThreaded(&client,
                                           &client,
                                           shared_bitmap_manager.get(),
+                                          NULL,
                                           settings,
                                           base::MessageLoopProxy::current());
   client.SetLayerTreeHost(host.get());