aura: Remove layerless windows.

content/browser/web_contents/web_contents_view_aura.cc

 // Copyright (c) 2012 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 "content/browser/web_contents/web_contents_view_aura.h"
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
 #include "base/files/file_util.h"
 #include "base/metrics/histogram.h"
@@ skipping 810 matching lines @@
                                                 current_overscroll_gesture_);
     scoped_ptr<aura::Window> reset_window(overscroll_window_.release());
   }
 
   OverscrollWindowDelegate* overscroll_delegate = new OverscrollWindowDelegate(
       web_contents_,
       current_overscroll_gesture_);
   overscroll_window_.reset(new aura::Window(overscroll_delegate));
   overscroll_window_->SetType(ui::wm::WINDOW_TYPE_CONTROL);
   overscroll_window_->SetTransparent(true);
-  overscroll_window_->Init(aura::WINDOW_LAYER_TEXTURED);
+  overscroll_window_->Init(ui::LAYER_TEXTURED);
   overscroll_window_->layer()->SetMasksToBounds(false);
   overscroll_window_->SetName("OverscrollOverlay");
 
   overscroll_change_brightness_ = overscroll_delegate->has_image();
   window_->AddChild(overscroll_window_.get());
 
   gfx::Rect bounds = gfx::Rect(window_->bounds().size());
   if (ShouldNavigateForward(web_contents_->GetController(),
                             current_overscroll_gesture_)) {
     // The overlay will be sliding in from the right edge towards the left in
@@ skipping 234 matching lines @@
     const gfx::Size& initial_size, gfx::NativeView context) {
   // NOTE: we ignore |initial_size| since in some cases it's wrong (such as
   // if the bookmark bar is not shown and you create a new tab). The right
   // value is set shortly after this, so its safe to ignore.
 
   aura::Env::CreateInstance(true);
   window_.reset(new aura::Window(this));
   window_->set_owned_by_parent(false);
   window_->SetType(ui::wm::WINDOW_TYPE_CONTROL);
   window_->SetTransparent(false);
-  window_->Init(aura::WINDOW_LAYER_NOT_DRAWN);
+  window_->Init(ui::LAYER_NOT_DRAWN);
   window_->AddObserver(this);
   aura::Window* root_window = context ? context->GetRootWindow() : NULL;
   if (root_window) {
     // There are places where there is no context currently because object
     // hierarchies are built before they're attached to a Widget. (See
     // views::WebView as an example; GetWidget() returns NULL at the point
     // where we are created.)
     //
     // It should be OK to not set a default parent since such users will
     // explicitly add this WebContentsViewAura to their tree after they create
@@ skipping 544 matching lines @@
   if (visible) {
     if (!web_contents_->should_normally_be_visible())
       web_contents_->WasShown();
   } else {
     if (web_contents_->should_normally_be_visible())
       web_contents_->WasHidden();
   }
 }
 
 }  // namespace content