Implement page action popups.

chrome/browser/views/browser_bubble_win.cc

 // Copyright (c) 2009 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.
 
 #include "chrome/browser/views/browser_bubble.h"
 
 #include "app/l10n_util_win.h"
 #include "chrome/browser/views/frame/browser_view.h"
 #include "views/widget/root_view.h"
 #include "views/widget/widget_win.h"
@@ skipping 28 matching lines @@
     if (IsActive()) {
       BrowserBubble::Delegate* delegate = bubble_->delegate();
       if (delegate)
         delegate->BubbleLostFocus(bubble_);
     }
     views::WidgetWin::Hide();
   }
 
   void OnActivate(UINT action, BOOL minimized, HWND window) {
     BrowserBubble::Delegate* delegate = bubble_->delegate();
-    if (!delegate)
+    if (!delegate) {
+      if (action == WA_INACTIVE && !closed_) {
+        bubble_->DetachFromBrowser();
+        delete bubble_;
+      }
       return;
+    }
 
     if (action == WA_INACTIVE && !closed_) {
       delegate->BubbleLostFocus(bubble_);
     } else if (action == WA_ACTIVE) {
       delegate->BubbleGotFocus(bubble_);
     }
   }
 
 private:
   bool closed_;
@@ skipping 26 matching lines @@
   visible_ = true;
 }
 
 void BrowserBubble::Hide() {
   if (!visible_)
     return;
   views::WidgetWin* pop = static_cast<views::WidgetWin*>(popup_);
   pop->Hide();
   visible_ = false;
 }