Remove some platform specific stuff from views.

ui/app_list/views/folder_background_view.cc

Index: ui/app_list/views/folder_background_view.cc
diff --git a/ui/app_list/views/folder_background_view.cc b/ui/app_list/views/folder_background_view.cc
deleted file mode 100644
index 2f62f1cada6a35f7c3237381efa897f7a2834deb..0000000000000000000000000000000000000000
--- a/ui/app_list/views/folder_background_view.cc
+++ /dev/null
@@ -1,97 +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/folder_background_view.h"
-
-#include "ui/app_list/app_list_constants.h"
-#include "ui/app_list/views/app_list_folder_view.h"
-#include "ui/app_list/views/apps_container_view.h"
-#include "ui/compositor/scoped_layer_animation_settings.h"
-#include "ui/gfx/canvas.h"
-#include "ui/gfx/transform_util.h"
-
-namespace app_list {
-
-namespace {
-
-const float kFolderInkBubbleScale = 1.2f;
-const int kBubbleTransitionDurationMs = 200;
-
-}  // namespace
-
-FolderBackgroundView::FolderBackgroundView()
-    : folder_view_(NULL),
-      show_state_(NO_BUBBLE) {
-  SetPaintToLayer(true);
-  SetFillsBoundsOpaquely(false);
-}
-
-FolderBackgroundView::~FolderBackgroundView() {
-}
-
-void FolderBackgroundView::UpdateFolderContainerBubble(ShowState state) {
-  if (show_state_ == state ||
-      (state == HIDE_BUBBLE && show_state_ == NO_BUBBLE)) {
-    return;
-  }
-
-  show_state_ = state;
-
-  // Set the initial state before the animation starts.
-  const gfx::Rect bounds(layer()->bounds().size());
-  gfx::Transform transform =
-      gfx::GetScaleTransform(bounds.CenterPoint(), kFolderInkBubbleScale);
-  if (show_state_ == SHOW_BUBBLE) {
-    layer()->SetOpacity(0.0f);
-    layer()->SetTransform(transform);
-  } else {
-    layer()->SetOpacity(1.0f);
-    layer()->SetTransform(gfx::Transform());
-  }
-
-  ui::ScopedLayerAnimationSettings settings(layer()->GetAnimator());
-  settings.AddObserver(this);
-  settings.SetTransitionDuration(
-      base::TimeDelta::FromMilliseconds((kBubbleTransitionDurationMs)));
-  if (show_state_ == SHOW_BUBBLE) {
-    settings.SetTweenType(gfx::Tween::LINEAR_OUT_SLOW_IN);
-    layer()->SetOpacity(1.0f);
-    layer()->SetTransform(gfx::Transform());
-  } else {
-    settings.SetTweenType(gfx::Tween::FAST_OUT_LINEAR_IN);
-    layer()->SetOpacity(0.0f);
-    layer()->SetTransform(transform);
-  }
-
-  SchedulePaint();
-}
-
-int FolderBackgroundView::GetFolderContainerBubbleRadius() const {
-  return std::max(GetContentsBounds().width(), GetContentsBounds().height()) /
-         2;
-}
-
-void FolderBackgroundView::OnPaint(gfx::Canvas* canvas) {
-  if (show_state_ == NO_BUBBLE)
-    return;
-
-  // Draw ink bubble that shows the folder boundary.
-  SkPaint paint;
-  paint.setStyle(SkPaint::kFill_Style);
-  paint.setAntiAlias(true);
-  paint.setColor(kFolderBubbleColor);
-  canvas->DrawCircle(GetContentsBounds().CenterPoint(),
-                     GetFolderContainerBubbleRadius(),
-                     paint);
-}
-
-void FolderBackgroundView::OnImplicitAnimationsCompleted() {
-  // Show folder name after the ink bubble disappears.
-  if (show_state_ == HIDE_BUBBLE) {
-    static_cast<AppsContainerView*>(parent())->app_list_folder_view()->
-        UpdateFolderNameVisibility(true);
-  }
-}
-
-}  // namespace app_list