Adds RootWindowHost::Create() for android

ui/aura/window_tree_host.cc

 // Copyright (c) 2013 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 "ui/aura/window_tree_host.h"
 
 #include "ui/aura/env.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/root_window_transformer.h"
 #include "ui/aura/window.h"
@@ skipping 172 matching lines @@
   // Get the latest scale from display because it might have been changed.
   compositor_->SetScaleAndSize(GetDeviceScaleFactorFromDisplay(window()),
                                new_size);
 
   // The layer, and the observers should be notified of the
   // transformed size of the root window.
   UpdateRootWindowSize(new_size);
   delegate_->OnHostResized(new_size);
 }
 
+#if defined(OS_ANDROID)
+// static
+WindowTreeHost* WindowTreeHost::Create(const gfx::Rect& bounds) {
+  // This is only hit for tests and ash, right now these aren't an issue so
+  // adding the CHECK.
+  // TODO(sky): decide if we want a factory.
+  CHECK(false);
+  return NULL;
+}
+#endif
+
 }  // namespace aura