cc: Remove the LayerTreeHost abstraction.

cc/test/fake_layer_tree_host.cc

Index: cc/test/fake_layer_tree_host.cc
diff --git a/cc/test/fake_layer_tree_host.cc b/cc/test/fake_layer_tree_host.cc
index 6143a46da634b85a96b8dbe6efd4674bfb061ee4..d15255efd08a1308e99dff8fe020261423e0dcc3 100644
--- a/cc/test/fake_layer_tree_host.cc
+++ b/cc/test/fake_layer_tree_host.cc
@@ -27,9 +27,9 @@ class FakeLayerTree : public LayerTree {
 }  // namespace
 
 FakeLayerTreeHost::FakeLayerTreeHost(FakeLayerTreeHostClient* client,
-                                     LayerTreeHostInProcess::InitParams* params,
+                                     LayerTreeHost::InitParams* params,
                                      CompositorMode mode)
-    : LayerTreeHostInProcess(
+    : LayerTreeHost(
           params,
           mode,
           base::MakeUnique<FakeLayerTree>(params->mutator_host, this)),
@@ -70,7 +70,7 @@ std::unique_ptr<FakeLayerTreeHost> FakeLayerTreeHost::Create(
     MutatorHost* mutator_host,
     const LayerTreeSettings& settings,
     CompositorMode mode) {
-  LayerTreeHostInProcess::InitParams params;
+  LayerTreeHost::InitParams params;
   params.client = client;
   params.settings = &settings;
   params.task_graph_runner = task_graph_runner;