Constrained window sheet controller (test patch)

chrome/browser/ui/cocoa/tabs/tab_window_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_WINDOW_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_TABS_TAB_WINDOW_CONTROLLER_H_
 
 // A class acting as the Objective-C window controller for a window that has
 // tabs which can be dragged around. Tabs can be re-arranged within the same
 // window or dragged into other TabWindowController windows. This class doesn't
@@ skipping 18 matching lines @@
 
 @interface TabWindowController : NSWindowController<NSWindowDelegate> {
  @private
   IBOutlet FastResizeView* tabContentArea_;
   IBOutlet TabStripView* tabStripView_;
   NSWindow* overlayWindow_;  // Used during dragging for window opacity tricks
   NSView* cachedContentView_;  // Used during dragging for identifying which
                                // view is the proper content area in the overlay
                                // (weak)
   scoped_nsobject<FocusTracker> focusBeforeOverlay_;
-  scoped_nsobject<NSMutableSet> lockedTabs_;
   BOOL closeDeferred_;  // If YES, call performClose: in removeOverlay:.
   // Difference between height of window content area and height of the
   // |tabContentArea_|. Calculated when the window is loaded from the nib and
   // cached in order to restore the delta when switching tab modes.
   CGFloat contentAreaHeightDelta_;
 }
 @property(readonly, nonatomic) TabStripView* tabStripView;
 @property(readonly, nonatomic) FastResizeView* tabContentArea;
 
 // Used during tab dragging to turn on/off the overlay window when a tab
@@ skipping 76 matching lines @@
 // Return the view of the active tab.
 - (NSView*)activeTabView;
 
 // The title of the active tab.
 - (NSString*)activeTabTitle;
 
 // Called to check whether or not this controller's window has a tab strip (YES
 // if it does, NO otherwise). The default implementation returns YES.
 - (BOOL)hasTabStrip;
 
-// Get/set whether a particular tab is draggable between windows.
+// Gets whether a particular tab is draggable between windows.
 - (BOOL)isTabDraggable:(NSView*)tabView;
-- (void)setTab:(NSView*)tabView isDraggable:(BOOL)draggable;
 
 // Tell the window that it needs to call performClose: as soon as the current
 // drag is complete. This prevents a window (and its overlay) from going away
 // during a drag.
 - (void)deferPerformClose;
 
 @end
 
 @interface TabWindowController(ProtectedMethods)
 // Tells the tab strip to forget about this tab in preparation for it being
 // put into a different tab strip, such as during a drop on another window.
 - (void)detachTabView:(NSView*)view;
 
 // Called when the size of the window content area has changed. Override to
 // position specific views. Base class implementation does nothing.
 - (void)layoutSubviews;
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_TABS_TAB_WINDOW_CONTROLLER_H_