Don't close ExtensionPopups on child window focus (Win, non-Aura).

chrome/browser/ui/views/extensions/extension_popup.h

 // Copyright (c) 2011 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_VIEWS_EXTENSIONS_EXTENSION_POPUP_H_
 #define CHROME_BROWSER_UI_VIEWS_EXTENSIONS_EXTENSION_POPUP_H_
 #pragma once
 
 #include "base/compiler_specific.h"
 #include "chrome/browser/extensions/extension_host.h"
 #include "chrome/browser/ui/views/extensions/extension_view.h"
 #include "content/public/browser/notification_observer.h"
 #include "googleurl/src/gurl.h"
 #include "ui/views/bubble/bubble_delegate.h"
+#include "ui/views/focus/widget_focus_manager.h"
 
 class Browser;
 
 class ExtensionPopup : public views::BubbleDelegateView,
                        public ExtensionView::Container,
-                       public content::NotificationObserver {
+                       public content::NotificationObserver,
+                       public views::WidgetFocusChangeListener {
  public:
   virtual ~ExtensionPopup();
 
   // Create and show a popup with |url| positioned adjacent to |anchor_view|.
   // |browser| is the browser to which the pop-up will be attached.  NULL is a
   // valid parameter for pop-ups not associated with a browser.
   // The positioning of the pop-up is determined by |arrow_location| according
   // to the following logic:  The popup is anchored so that the corner indicated
   // by value of |arrow_location| remains fixed during popup resizes.
   // If |arrow_location| is BOTTOM_*, then the popup 'pops up', otherwise
@@ skipping 12 matching lines @@
   ExtensionHost* host() const { return extension_host_.get(); }
 
   // content::NotificationObserver overrides.
   virtual void Observe(int type,
                        const content::NotificationSource& source,
                        const content::NotificationDetails& details) OVERRIDE;
 
   // ExtensionView::Container overrides.
   virtual void OnExtensionPreferredSizeChanged(ExtensionView* view) OVERRIDE;
 
-  // view::View overrides.
+  // views::View overrides.
   virtual gfx::Size GetPreferredSize() OVERRIDE;
 
+  // views::WidgetFocusChangeListener overrides.
+  virtual void OnNativeFocusChange(gfx::NativeView focused_before,
+                                   gfx::NativeView focused_now) OVERRIDE;
+
   // The min/max height of popups.
   static const int kMinWidth;
   static const int kMinHeight;
   static const int kMaxWidth;
   static const int kMaxHeight;
 
  private:
   ExtensionPopup(Browser* browser,
                  ExtensionHost* host,
                  views::View* anchor_view,
                  views::BubbleBorder::ArrowLocation arrow_location,
                  bool inspect_with_devtools);
 
   // The contained host for the view.
   scoped_ptr<ExtensionHost> extension_host_;
 
   // Flag used to indicate if the pop-up should open a devtools window once
   // it is shown inspecting it.
   bool inspect_with_devtools_;
 
   content::NotificationRegistrar registrar_;
 
   DISALLOW_COPY_AND_ASSIGN(ExtensionPopup);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_EXTENSIONS_EXTENSION_POPUP_H_