Makes Window::Init take a WindowLayerType instead of LayerType.

ash/wm/workspace_controller_unittest.cc

Index: ash/wm/workspace_controller_unittest.cc
diff --git a/ash/wm/workspace_controller_unittest.cc b/ash/wm/workspace_controller_unittest.cc
index e25a3d39b23012ea16faefe0f2ad97d2db0e1718..c719b4a2583b3a247a30ea6be53a674fd46d86b0 100644
--- a/ash/wm/workspace_controller_unittest.cc
+++ b/ash/wm/workspace_controller_unittest.cc
@@ -88,7 +88,7 @@ class WorkspaceControllerTest : public test::AshTestBase {
     aura::Window* window = new aura::Window(NULL);
     window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
     window->SetType(ui::wm::WINDOW_TYPE_NORMAL);
-    window->Init(ui::LAYER_TEXTURED);
+    window->Init(aura::WINDOW_LAYER_TEXTURED);
     return window;
   }
 
@@ -96,7 +96,7 @@ class WorkspaceControllerTest : public test::AshTestBase {
     aura::Window* window = new aura::Window(NULL);
     window->SetProperty(aura::client::kShowStateKey, ui::SHOW_STATE_NORMAL);
     window->SetType(ui::wm::WINDOW_TYPE_NORMAL);
-    window->Init(ui::LAYER_TEXTURED);
+    window->Init(aura::WINDOW_LAYER_TEXTURED);
     ParentWindowInPrimaryRootWindow(window);
     return window;
   }