Fixes bug where windows weren't being moved and resized if the desktop

ui/aura_shell/workspace/workspace_controller.cc

Index: ui/aura_shell/workspace/workspace_controller.cc
diff --git a/ui/aura_shell/workspace/workspace_controller.cc b/ui/aura_shell/workspace/workspace_controller.cc
new file mode 100644
index 0000000000000000000000000000000000000000..e17228b3aa4b21f1eabfca1fd54359acfbbc90cb
--- /dev/null
+++ b/ui/aura_shell/workspace/workspace_controller.cc
@@ -0,0 +1,46 @@
+// Copyright (c) 2011 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_shell/workspace/workspace_controller.h"
+
+#include "ui/aura/desktop.h"
+#include "ui/aura/window.h"
+#include "ui/aura_shell/default_container_layout_manager.h"
+#include "ui/aura_shell/workspace/workspace.h"
+#include "ui/aura_shell/workspace/workspace_manager.h"
+
+namespace aura_shell {
+namespace internal {
+
+WorkspaceController::WorkspaceController(aura::Window* window)
+    : workspace_manager_(new WorkspaceManager(window)),
+      layout_manager_(new internal::DefaultContainerLayoutManager(
+          window, workspace_manager_.get())) {
+  window->SetLayoutManager(layout_manager_);
+  aura::Desktop::GetInstance()->AddObserver(this);
+}
+
+WorkspaceController::~WorkspaceController() {
+  aura::Desktop::GetInstance()->RemoveObserver(this);
+}
+
+void WorkspaceController::ToggleOverview() {
+  workspace_manager_->SetOverview(!workspace_manager_->is_overview());
+}
+
+void WorkspaceController::OnDesktopResized(const gfx::Size& new_size) {
+  layout_manager_->set_ignore_calculate_bounds(true);
+  workspace_manager_->SetWorkspaceSize(new_size);
+  layout_manager_->set_ignore_calculate_bounds(false);
+}
+
+void WorkspaceController::OnActiveWindowChanged(aura::Window* active) {
+  // FindBy handles NULL.
+  Workspace* workspace = workspace_manager_->FindBy(active);
+  if (workspace)
+    workspace->Activate();
+}
+
+}  // namespace internal
+}  // namespace aura_shell