Remove some platform specific stuff from views.

ui/app_list/views/contents_switcher_view.cc

Index: ui/app_list/views/contents_switcher_view.cc
diff --git a/ui/app_list/views/contents_switcher_view.cc b/ui/app_list/views/contents_switcher_view.cc
deleted file mode 100644
index 1f54ec93d202036c843af3196f09fe132c26c678..0000000000000000000000000000000000000000
--- a/ui/app_list/views/contents_switcher_view.cc
+++ /dev/null
@@ -1,76 +0,0 @@
-// Copyright 2014 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 "ui/app_list/views/contents_switcher_view.h"
-
-#include "ui/app_list/views/contents_view.h"
-#include "ui/base/resource/resource_bundle.h"
-#include "ui/views/controls/button/custom_button.h"
-#include "ui/views/controls/button/image_button.h"
-#include "ui/views/layout/box_layout.h"
-
-namespace app_list {
-
-namespace {
-
-const int kButtonSpacing = 4;
-const int kMinimumHeight = 39;
-
-}  // namespace
-
-ContentsSwitcherView::ContentsSwitcherView(ContentsView* contents_view)
-    : contents_view_(contents_view) {
-  views::BoxLayout* layout = new views::BoxLayout(
-      views::BoxLayout::kHorizontal, 0, 0, kButtonSpacing);
-  layout->set_main_axis_alignment(views::BoxLayout::MAIN_AXIS_ALIGNMENT_CENTER);
-  layout->set_minimum_cross_axis_size(kMinimumHeight);
-  SetLayoutManager(layout);
-}
-
-ContentsSwitcherView::~ContentsSwitcherView() {}
-
-void ContentsSwitcherView::AddSwitcherButton(int resource_id, int page_index) {
-  views::ImageButton* button = new views::ImageButton(this);
-  button->SetMinimumImageSize(gfx::Size(kMinimumHeight, kMinimumHeight));
-  button->SetImageAlignment(views::ImageButton::ALIGN_CENTER,
-                            views::ImageButton::ALIGN_MIDDLE);
-  button->SetImage(
-      views::CustomButton::STATE_NORMAL,
-      ui::ResourceBundle::GetSharedInstance().GetImageSkiaNamed(resource_id));
-  button->set_tag(page_index);
-
-  AddChildView(button);
-}
-
-void ContentsSwitcherView::ButtonPressed(views::Button* sender,
-                                         const ui::Event& event) {
-  contents_view_->SetActivePage(sender->tag());
-}
-
-void ContentsSwitcherView::TotalPagesChanged() {
-}
-
-void ContentsSwitcherView::SelectedPageChanged(int old_selected,
-                                               int new_selected) {
-  // TODO(mgiuca): Visually indicate which page is now selected.
-}
-
-void ContentsSwitcherView::TransitionStarted() {
-}
-
-void ContentsSwitcherView::TransitionChanged() {
-  // Change the indicator during a launcher page transition.
-  const PaginationModel& pm = contents_view_->pagination_model();
-  int old_selected = pm.selected_page();
-  int new_selected = pm.transition().target_page;
-  if (pm.IsRevertingCurrentTransition()) {
-    // Swap the direction if the transition is reversed.
-    old_selected = pm.transition().target_page;
-    new_selected = pm.selected_page();
-  }
-
-  SelectedPageChanged(old_selected, new_selected);
-}
-
-}  // namespace app_list