Remove obsolete code

chrome/browser/ui/views/tab_contents/tab_contents_view_views.cc

 // Copyright (c) 2012 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/tab_contents/tab_contents_view_views.h"
 
 #include <vector>
 
 #include "base/time.h"
 #include "chrome/browser/ui/constrained_window.h"
@@ skipping 38 matching lines @@
 TabContentsViewViews::~TabContentsViewViews() {
   // Makes sure to remove any stored view we may still have in the ViewStorage.
   //
   // It is possible the view went away before us, so we only do this if the
   // view is registered.
   views::ViewStorage* view_storage = views::ViewStorage::GetInstance();
   if (view_storage->RetrieveView(last_focused_view_storage_id_) != NULL)
     view_storage->RemoveView(last_focused_view_storage_id_);
 }
 
-void TabContentsViewViews::AttachConstrainedWindow(
-    ConstrainedWindowGtk* constrained_window) {
-}
-void TabContentsViewViews::RemoveConstrainedWindow(
-    ConstrainedWindowGtk* constrained_window) {
-}
-
 void TabContentsViewViews::Unparent() {
   // Remember who our FocusManager is, we won't be able to access it once
   // un-parented.
   focus_manager_ = Widget::GetFocusManager();
   CHECK(native_tab_contents_view_);
   native_tab_contents_view_->Unparent();
 }
 
 void TabContentsViewViews::CreateView(const gfx::Size& initial_size) {
   native_tab_contents_view_ =
@@ skipping 393 matching lines @@
     web_contents_->HideContents();
   }
 }
 
 void TabContentsViewViews::OnNativeWidgetSizeChanged(
     const gfx::Size& new_size) {
   if (overlaid_view_)
     overlaid_view_->SetBounds(gfx::Rect(new_size));
   views::Widget::OnNativeWidgetSizeChanged(new_size);
 }