Add methods needed for overflow panels to NativePanel interface.

chrome/browser/ui/panels/panel_browser_view.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_browser_view.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "chrome/browser/ui/panels/panel.h"
 #include "chrome/browser/ui/panels/panel_browser_frame_view.h"
@@ skipping 359 matching lines @@
 }
 
 Browser* PanelBrowserView::GetPanelBrowser() const {
   return browser();
 }
 
 void PanelBrowserView::DestroyPanelBrowser() {
   DestroyBrowser();
 }
 
+gfx::Size PanelBrowserView::IconOnlySize() const {
+  // TODO(jianli): to be implemented.
+  return gfx::Size();
+}
+
+void PanelBrowserView::EnsurePanelFullyVisible() {
+  // TODO(jianli): to be implemented.
+}
+
 PanelBrowserFrameView* PanelBrowserView::GetFrameView() const {
   return static_cast<PanelBrowserFrameView*>(frame()->GetFrameView());
 }
 
 bool PanelBrowserView::OnTitlebarMousePressed(const gfx::Point& location) {
   // |location| is in the view's coordinate system. Convert it to the screen
   // coordinate system.
   mouse_location_ = location;
   views::View::ConvertPointToScreen(this, &mouse_location_);
 
@@ skipping 166 matching lines @@
 }
 
 bool NativePanelTestingWin::IsWindowSizeKnown() const {
   return true;
 }
 
 bool NativePanelTestingWin::IsAnimatingBounds() const {
   return panel_browser_view_->bounds_animator_.get() &&
          panel_browser_view_->bounds_animator_->is_animating();
 }