Remove TabContents from constrained windows.

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/memory/scoped_nsobject.h"
 #include "base/memory/scoped_ptr.h"
 #import "chrome/browser/ui/cocoa/tabs/tab_controller_target.h"
 #import "chrome/browser/ui/cocoa/url_drop_target.h"
 #include "chrome/browser/ui/tabs/hover_tab_selector.h"
 #import "third_party/GTM/AppKit/GTMWindowSheetController.h"
 
 @class CrTrackingArea;
 @class NewTabButton;
 @class TabContentsController;
 @class TabView;
 @class TabStripDragController;
 @class TabStripView;
 
 class Browser;
-class TabContents;
 class TabStripModelObserverBridge;
 class TabStripModel;
 
+namespace content {
+class WebContents;
+}
+
 // The interface for the tab strip controller's delegate.
 // Delegating TabStripModelObserverBridge's events (in lieu of directly
 // subscribing to TabStripModelObserverBridge events, as TabStripController
 // does) is necessary to guarantee a proper order of subviews layout updates,
 // otherwise it might trigger unnesessary content relayout, UI flickering etc.
 @protocol TabStripControllerDelegate
 
 // Stripped down version of TabStripModelObserverBridge:selectTabWithContents.
 - (void)onActivateTabWithContents:(content::WebContents*)contents;
 
@@ skipping 211 matching lines @@
 // (read: not crash) in fullscreen mode.  Once GTMWindowSheetController is
 // modified to support moving sheets between windows, this code can go away.
 // http://crbug.com/19093.
 - (void)destroySheetController;
 
 // Returns the currently active TabContentsController.
 - (TabContentsController*)activeTabContentsController;
 
 @end
 
-// Returns the parent view to use when showing a sheet for a given tab contents.
-NSView* GetSheetParentViewForTabContents(TabContents* tab_contents);
+// Returns the parent view to use when showing a sheet for a given web contents.
+NSView* GetSheetParentViewForWebContents(content::WebContents* web_contents);
 
 #endif  // CHROME_BROWSER_UI_COCOA_TABS_TAB_STRIP_CONTROLLER_H_