DevTools: “Dock to right” broken after turning a tab into a window of its own.

chrome/browser/ui/cocoa/dev_tools_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_DEV_TOOLS_CONTROLLER_H_
 #define CHROME_BROWSER_UI_COCOA_DEV_TOOLS_CONTROLLER_H_
 
 #import <Cocoa/Cocoa.h>
 
 #include "base/memory/scoped_nsobject.h"
@@ skipping 10 matching lines @@
 
 // A class that handles updates of the devTools view within a browser window.
 // It swaps in the relevant devTools contents for a given WebContents or removes
 // the view, if there's no devTools contents to show.
 @interface DevToolsController : NSObject<NSSplitViewDelegate> {
  @private
   // A view hosting docked devTools contents.
   scoped_nsobject<NSSplitView> splitView_;
 
   DevToolsDockSide dockSide_;
+
+  // Docked devtools window instance. NULL when current tab is not inspected
+  // or is inspected with undocked version of DevToolsWindow.
+  DevToolsWindow* devToolsWindow_;
 }
 
 - (id)init;
 
 // This controller's view.
 - (NSView*)view;
 
 // The compiler seems to have trouble handling a function named "view" that
 // returns an NSSplitView, so provide a differently-named method.
 - (NSSplitView*)splitView;
 
 // Depending on |contents|'s state, decides whether the docked web inspector
 // should be shown or hidden and adjusts its height (|delegate_| handles
 // the actual resize).
 - (void)updateDevToolsForWebContents:(content::WebContents*)contents
                          withProfile:(Profile*)profile;
 @end
 
 #endif  // CHROME_BROWSER_UI_COCOA_DEV_TOOLS_CONTROLLER_H_