Renames aura::client::WindowTreeClient to WindowParentingClient

headless/lib/browser/headless_window_parenting_client.cc

Index: headless/lib/browser/headless_window_parenting_client.cc
diff --git a/headless/lib/browser/headless_window_parenting_client.cc b/headless/lib/browser/headless_window_parenting_client.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e27da578895b621e340190f15d78c9404a1a8828
--- /dev/null
+++ b/headless/lib/browser/headless_window_parenting_client.cc
@@ -0,0 +1,28 @@
+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "headless/lib/browser/headless_window_parenting_client.h"
+
+#include "ui/aura/window.h"
+
+namespace headless {
+
+HeadlessWindowParentingClient::HeadlessWindowParentingClient(
+    aura::Window* root_window)
+    : root_window_(root_window) {
+  aura::client::SetWindowParentingClient(root_window_, this);
+}
+
+HeadlessWindowParentingClient::~HeadlessWindowParentingClient() {
+  aura::client::SetWindowParentingClient(root_window_, nullptr);
+}
+
+aura::Window* HeadlessWindowParentingClient::GetDefaultParent(
+    aura::Window* context,
+    aura::Window* window,
+    const gfx::Rect& bounds) {
+  return root_window_;
+}
+
+}  // namespace headless