Bypass ToplevelWindowEventFilter for panels.

chrome/browser/ui/views/frame/browser_frame.cc

 // 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.
 
 #include "chrome/browser/ui/views/frame/browser_frame.h"
 
 #include "base/command_line.h"
 #include "chrome/browser/themes/theme_service.h"
 #include "chrome/browser/themes/theme_service_factory.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 45 matching lines @@
     // created.
     params.bounds = browser_view_->browser()->GetSavedWindowBounds();
     params.show_state = browser_view_->browser()->GetSavedWindowShowState();
   }
   if (browser_view_->browser()->is_type_panel()) {
     // We need to set the top-most bit when the panel window is created.
     // There is a Windows bug/feature that would very likely prevent the window
     // from being changed to top-most after the window is created without
     // activation.
     params.keep_on_top = true;
+    params.is_panel = true;
   }
 #if defined(USE_AURA)
   CommandLine* command_line = CommandLine::ForCurrentProcess();
   if (command_line->HasSwitch(switches::kAuraTranslucentFrames))
     params.transparent = true;
   // Aura laptop mode fills the monitor with with its windows.
   if (switches::IsAuraWindowModeCompact() &&
       browser_view_->IsBrowserTypeNormal()) {
     params.bounds = gfx::Screen::GetPrimaryMonitorBounds();
     params.show_state = ui::SHOW_STATE_MAXIMIZED;
@@ skipping 104 matching lines @@
     // set ourselves as the last active browser window to ensure that we get
     // treated as such by the rest of Chrome.
     BrowserList::SetLastActive(browser_view_->browser());
   }
   Widget::OnNativeWidgetActivationChanged(active);
 }
 
 AvatarMenuButton* BrowserFrame::GetAvatarMenuButton() {
   return browser_frame_view_->avatar_button();
 }