Panel strip refactor cleanup.

chrome/browser/ui/panels/panel_manager.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/panels/panel_manager.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/fullscreen.h"
 #include "chrome/browser/ui/browser.h"
@@ skipping 207 matching lines @@
 
 void PanelManager::RemoveAll() {
   panel_strip_->RemoveAll();
   panel_overflow_strip_->RemoveAll();
 }
 
 int PanelManager::num_panels() const {
   return panel_strip_->num_panels() + panel_overflow_strip_->num_panels();
 }
 
-bool PanelManager::is_dragging_panel() const {
-  return panel_strip_->is_dragging_panel();
-}
-
 const PanelManager::Panels& PanelManager::panels() const {
   return panel_strip_->panels();
 }
+
+void PanelManager::SetMouseWatcher(PanelMouseWatcher* watcher) {
+  panel_mouse_watcher_.reset(watcher);
+}