The browser action gripper should become visible when switching from...

chrome/browser/views/browser_actions_container.cc

 // Copyright (c) 2010 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_actions_container.h"
 
 #include "app/l10n_util.h"
 #include "app/resource_bundle.h"
 #include "app/slide_animation.h"
 #include "base/stl_util-inl.h"
@@ skipping 599 matching lines @@
   // want the browser action container to be visible.
   ToolbarView* parent = reinterpret_cast<ToolbarView*>(GetParent());
 
   if (browser_action_views_.size() == 0 || parent->collapsed()) {
     SetVisible(false);
     resize_gripper_->SetVisible(false);
     chevron_->SetVisible(false);
     return;
   } else {
     SetVisible(true);
+    resize_gripper_->SetVisible(true);
   }
 
   int x = 0;
   if (resize_gripper_->IsVisible()) {
     // We'll draw the resize gripper a little wider, to add some invisible hit
     // target area - but we don't account for it anywhere.
     gfx::Size sz = resize_gripper_->GetPreferredSize();
     resize_gripper_->SetBounds(x, (height() - sz.height()) / 2 + 1,
                                sz.width() + kExtraResizeArea, sz.height());
     x += sz.width();
@@ skipping 525 matching lines @@
   popup_ = NULL;
   popup_button_->SetButtonNotPushed();
   popup_button_ = NULL;
 }
 
 bool BrowserActionsContainer::ShouldDisplayBrowserAction(Extension* extension) {
   // Only display incognito-enabled extensions while in incognito mode.
   return (!profile_->IsOffTheRecord() ||
           profile_->GetExtensionsService()->IsIncognitoEnabled(extension));
 }