Add support for X11 workspaces

chrome/browser/ui/cocoa/browser_window_cocoa.h

 // 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.
 
 #ifndef CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_COCOA_H_
 #define CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_COCOA_H_
 
 #include "base/mac/scoped_nsobject.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/extensions/extension_keybinding_registry.h"
@@ skipping 52 matching lines @@
   void UpdateDevTools() override;
   void UpdateLoadingAnimations(bool should_animate) override;
   void SetStarredState(bool is_starred) override;
   void SetTranslateIconToggled(bool is_lit) override;
   void OnActiveTabChanged(content::WebContents* old_contents,
                           content::WebContents* new_contents,
                           int index,
                           int reason) override;
   void ZoomChangedForActiveTab(bool can_show_bubble) override;
   gfx::Rect GetRestoredBounds() const override;
+  std::string GetWorkspace() const override;
   ui::WindowShowState GetRestoredState() const override;
   gfx::Rect GetBounds() const override;
   gfx::Size GetContentsSize() const override;
   bool IsMaximized() const override;
   bool IsMinimized() const override;
   void Maximize() override;
   void Minimize() override;
   void Restore() override;
   bool ShouldHideUIForFullscreen() const override;
   bool IsFullscreen() const override;
@@ skipping 112 matching lines @@
   ui::WindowShowState initial_show_state_;
   NSInteger attention_request_id_;  // identifier from requestUserAttention
 
   // Preserves window alert state to show appropriate icon in the window title
   // which can be audio playing, muting or none (determined by alert state of
   // tabs.
   TabAlertState alert_state_;
 };
 
 #endif  // CHROME_BROWSER_UI_COCOA_BROWSER_WINDOW_COCOA_H_