mac: Add traffic lights to fullscreen mode in Yosemite.

chrome/browser/ui/cocoa/tabs/tab_strip_controller.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_TABS_TAB_STRIP_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_TABS_TAB_STRIP_CONTROLLER_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/mac/scoped_nsobject.h"
@@ skipping 121 matching lines @@
   // The amount by which to indent the tabs on the sides (to make room for the
   // red/yellow/green and incognito/fullscreen buttons).
   CGFloat leftIndentForControls_;
   CGFloat rightIndentForControls_;
 
   // Is the mouse currently inside the strip;
   BOOL mouseInside_;
 
   // Helper for performing tab selection as a result of dragging over a tab.
   scoped_ptr<HoverTabSelector> hoverTabSelector_;
+
+  // A container view for the window controls, which must be manually added in
+  // fullscreen in 10.10+.
+  base::scoped_nsobject<NSView> fullscreenWindowControls_;
 }
 
 @property(nonatomic) CGFloat leftIndentForControls;
 @property(nonatomic) CGFloat rightIndentForControls;
 
 // Initialize the controller with a view and browser that contains
 // everything else we'll need. |switchView| is the view whose contents get
 // "switched" every time the user switches tabs. The children of this view
 // will be released, so if you want them to stay around, make sure
 // you have retained them.
@@ skipping 89 matching lines @@
 
 // Default height for tabs.
 + (CGFloat)defaultTabHeight;
 
 // Default indentation for tabs (see |leftIndentForControls_|).
 + (CGFloat)defaultLeftIndentForControls;
 
 // Returns the currently active TabContentsController.
 - (TabContentsController*)activeTabContentsController;
 
+// Adds traffic lights to the tab strip. Idempotent.
+- (void)addWindowControls;
+
+// Removes traffic lights from the tab strip. Idempotent.
+- (void)removeWindowControls;
+
 @end
 
 @interface TabStripController(TestingAPI)
 - (void)setTabTitle:(TabController*)tab
        withContents:(content::WebContents*)contents;
 @end
 
 // Returns the parent view to use when showing a sheet for a given web contents.
 NSView* GetSheetParentViewForWebContents(content::WebContents* web_contents);
 
 // Returns the bounds to use when showing a sheet for a given parent view. This
 // returns a rect in window coordinates.
 NSRect GetSheetParentBoundsForParentView(NSView* view);
 
 #endif  // CHROME_BROWSER_UI_COCOA_TABS_TAB_STRIP_CONTROLLER_H_