Move maximize/fullscreen/restore to shell

ui/aura_shell/workspace/workspace.h

 // 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.
 
 #ifndef UI_AURA_SHELL_WORKSPACE_WORKSPACE_H_
 #define UI_AURA_SHELL_WORKSPACE_WORKSPACE_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 73 matching lines @@
 
   // Activates this workspace.
   void Activate();
 
   // Layout windows. The workspace doesn't set bounds on |ignore| if it's
   // given. It still uses |ignore| window's bounds to calculate
   // bounds for other windows. Moving animation is applied to all
   // windows except for the window specified by |no_animation| and |ignore|.
   void Layout(aura::Window* ignore, aura::Window* no_animation);
 
+  // Returns true if the workspace contains a fullscreen window.
+  bool ContainsFullscreenWindow() const;
+
  private:
   FRIEND_TEST_ALL_PREFIXES(WorkspaceTest, WorkspaceBasic);
   FRIEND_TEST_ALL_PREFIXES(WorkspaceTest, RotateWindows);
   FRIEND_TEST_ALL_PREFIXES(WorkspaceTest, ShiftWindowsSingle);
   FRIEND_TEST_ALL_PREFIXES(WorkspaceTest, ShiftWindowsMultiple);
   FRIEND_TEST_ALL_PREFIXES(WorkspaceManagerTest, RotateWindows);
 
   // Returns the index in layout order of |window| in this workspace.
   int GetIndexOf(aura::Window* window) const;
 
@@ skipping 23 matching lines @@
 
   DISALLOW_COPY_AND_ASSIGN(Workspace);
 };
 
 typedef std::vector<Workspace*> Workspaces;
 
 }  // namespace internal
 }  // namespace aura_shell
 
 #endif  // UI_AURA_SHELL_WORKSPACE_WORKSPACE_H_